OCXwiki - public:schema:3.2.0:ocx

airpipeheight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:45 +0000

AirPipeHeight The AirpipeHeight specifies height from the baseline to the top of the air pipe, if any. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

aluminium

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:30 +0000

Aluminium High-strength, corrosion-resistant alloy commonly used in marine, aerospace, and structural applications Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

angleofrepose

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:35 +0000

AngleOfRepose The natural angle of repose specifies the angle naturally subtended with the horizontal by the upper surface of the conic pile, made by the bulk cargo when loaded into a hold by a chute using gravity alone. Attributes Name Type Use

angletolerance

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:37 +0000

AngleTolerance Absolute angular tolerance measure used by the exporting application when defining geometry. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required

ap_pos

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

AP_Pos X Position of AP. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

applicationref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

ApplicationRef The ApplicationRef element is meant to relate the parent element (Product, Representation, etc.) back to the owning entity in the sending application. Attributes Name Type Use Description externalRef xs:string optional URI specifying the file location of the referenced entity.

area

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

Area The bar section area. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

armlengthu

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

ArmLengthU The length of the bracket in local U-direction. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

armlengthv

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

ArmLengthV The length of the bracket in local V-direction. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

arrangement

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

Arrangement The vessel arrangement or capacity plan defined by its compartments. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

axis

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:36 +0000

Axis Cylinder revolution axis direction. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

barsection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

BarSection A catalogue of rolled and welded cross-sections recognised by the Society. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

basecurve

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:37 +0000

BaseCurve The base curve defining an extruded surface when it is swept. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

baseradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:37 +0000

BaseRadius The radius of the cone at the base. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

blockcoefficient

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:33 +0000

BlockCoefficient The block coefficient Cb is the moulded block coefficient corresponding to the waterline at the scantling draught Ts, based on rule length L and moulded breadth B: $$C_b=\frac{Moulded displacement [m^3] at scantling draught T_s}{LBT_s} $$ Where: * B : Greatest moulded breadth, in m, measured amidships at the scantling draught, Ts. $C_b$

bracket

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:00 +0000

Bracket Structural concept of brackets used in shipbuilding. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

bracketparameters

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:45 +0000

BracketParameters Bracket parameters necessary for the verification by the society. Attributes Name Type Use Description hasEdgeReinforcement xs:boolean optional Boolean. False if bracket has no reinforcement (Default). numberOfSupports xs:int

bracketref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:30 +0000

BracketRef A reference to a structure Bracket instance. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

builderinformation

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:30 +0000

BuilderInformation The organization that designs, builds, maintains, and repairs ships. This type contains information about the ship, which is specific in the context of the shipyard, in which it has been built. Attributes Name Type Use Description

bulbangle

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:00 +0000

BulbAngle The bulb angle. The opening angle of the bulb taken as the angle between the upper and lower bulb straight parts. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF

bulbbottomradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:00 +0000

BulbBottomRadius The radius at the bottom of the web where the bulb is normally welded to a plate. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

bulbflat

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:34:15 +0000

BulbFlat Bulb bar, rolled or welded. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. WebThickness ocx:Quantity_T [1, 1] The thickness of the web. FlangeWidth ocx:Quantity_T [1, 1] Section profile flange width.

bulbinnerradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:32:45 +0000

BulbInnerRadius The inner radius of the bulb taken as the radius between the web and the lower part of the bulb. Normally equal to the BulbOuterRadius. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity.

bulbouterradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:15 +0000

BulbOuterRadius The radius of the bulb nose. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

bulbtopradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:34:15 +0000

BulbTopRadius The radius at the top of the bulb taken as the radius between the web side and the bulb upper flange. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required

bulkcargo

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:30 +0000

BulkCargo A bulk cargo is a type of dry cargo that is solid cargo that is not packed, but is carried loose. Ref. is made to ISO 10303-215:2004. Attributes Name Type Use Description bulkCargoType ocx:bulkCargoType optional bulk cargo types after ISO 10303-215:2004.

bulkcargotype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:34:00 +0000

bulkCargoType bulk cargo types after ISO 10303-215:2004. Value Description cement The bulk cargo is cement. coal The bulk cargo is coal. fish The bulk cargo is fish. general The bulk cargo is of a general,non-specific type. grain The bulk cargo is grain.

carriagepressure

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:15 +0000

CarriagePressure The CarriagePressure specifies the required pressure of the compartment in which the cargo is to be carried. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF

cell

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:15 +0000

Cell Structural concept of a cell defining a closed volume which is part of a compartment (physical space). Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

cellboundary

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:33:45 +0000

CellBoundary The reference to a Panel surface making up one Cell boundary. Attributes Name Type Use Description localRef xs:IDREF required References to an XML objects in the scope of the current file (internal references) refType ocx:refType optional

cellconnection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:15 +0000

CellConnection Cross flow connection between two cells. Children Name Type Cardinality Description CellRef CellRef [2, 2] A reference to a Compartment cell. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

cellref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:34:15 +0000

CellRef A reference to a Compartment cell. Attributes Name Type Use Description localRef xs:IDREF required References to an XML objects in the scope of the current file (internal references) refType ocx:refType optional The OCX entity type which is referenced. Must be a qualified OCX name.

center

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:00 +0000

Center The centre position of a shape. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

centerofgravity

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:16 +0000

CenterOfGravity The centre of gravity (COG) of the parent object. The receiving application can use the value received from the authoring application to check that the object has been transferred correctly. Attributes Name Type Use Description

circle3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:34:15 +0000

Circle3D A circle in 3D space. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

circumarc3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:37:00 +0000

CircumArc3D 3D Line/Arc representation. Represents a semicircle uniquely defined by three points in 3D space given by the start position, intermediate position and the end position.. Attributes Name Type Use Description GUIDRef ocx:guid optional

circumcircle3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:34:45 +0000

CircumCircle3D Definition of a circle in 3D space by a circum-circle of 3 points. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

classcatalogue

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:00 +0000

ClassCatalogue The Class catalogues provided as part of the OCX. The catalogue can hold the society’s definitions of cross-sections, materials, hole shapes etc. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application…

classificationdata

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:00 +0000

ClassificationData Information that specifies design and intended performance characteristics of the ship in accordance with classification society rules and statutory regulations (see ISO 10303-218, section 4.2.36). Attributes Name Type Use Description

classificationsociety

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:45 +0000

classificationSociety Enumeration of abbreviations for all Classification Societies. Value Description ABS American Bureau of Shipping. BK Biro Klasifikasi Indonesia. BKR Bulgarski Koraben Registar. BV Bureau Veritas. CCS China Classification Society.

classnotation

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:15 +0000

ClassNotation The notations given to the hull and machinery of the Ship by the classification society as a result of its approval activities during the design, manufacture and in-service maintenance of the ship (see ISO 10303-218, section 4.2.35). Attributes

compartment

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:15 +0000

Compartment The concept of a compartment part of the vessel capacity plan representing a closed volume (space) defined by enclosing surface geometry. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

compartmentface

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:35:45 +0000

CompartmentFace The face of a compartment defined by a surface boundary. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

compartmentproperties

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:15 +0000

CompartmentProperties The physical properties of a compartment volume (COG, air pipe top). Children Name Type Cardinality Description CenterOfGravity ocx:Point3D_T [1, 1] The centre of gravity (COG) of the parent object. The receiving application can use the value received from the authoring application to check that the object has been transferred correctly.

compartmentpurpose

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:00 +0000

compartmentPurpose The compartment functions or purpose after ISO 10303-215:2004. Value Description access_trunk The compartment is designed to be used as an access trunk. aft_peak_tank The compartment is a tank aft of the aftmost bulkhead of the ship.

composedof

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:30 +0000

ComposedOf Element representing the structural concepts which composes a structure Panel. Children Name Type Cardinality Description Plate ocx:Plate_T [1, ∞] Structural concept of plates used in shipbuilding. Bracket ocx:Bracket_T [0, ∞] Structural concept of brackets used in shipbuilding.

compositecurve3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:46 +0000

CompositeCurve3D The concept of a composite curve composed of a collection of Line3D, CircumArc3D and/or NURBS segments. Curves are sorted end to end and have C0 continuity across each segment in the CompositeCurve3D definition. Attributes Name Type

cone3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:15 +0000

Cone3D Definition of the Cone surface defined by origin, radius and position of the cone tip. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

connectedbracketref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:00 +0000

ConnectedBracketRef The reference to a connected bracket part of a ConnectionConfiguration. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

connectionconfiguration

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:15 +0000

ConnectionConfiguration The structural concept defining the end configurations for stiffeners used in shipbuilding. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

connectionconfigurationref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:37:15 +0000

ConnectionConfigurationRef A reference to the the a stiffener connection configuration Attributes Name Type Use Description localRef xs:IDREF required References to an XML objects in the scope of the current file (internal references) refType ocx:refType

connectionlength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:45 +0000

ConnectionLength The connection length of the direct connection between a stiffener and a primary supporting member. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required

contour

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:45 +0000

Contour The contour of a surface or structure part. Children Name Type Cardinality Description Circle3D Circle3D [1, ∞] A circle in 3D space. CircumArc3D ocx:CircumArc3D_T [1, ∞] 3D Line/Arc representation. Represents a semicircle uniquely defined by three points in 3D space given by the start position, intermediate position and the end position..

contourbounds

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:45 +0000

ContourBounds The definition of a contour bound.The contour bound defines the contour curve start and end points. Children Name Type Cardinality Description ContourStart ocx:Point3D_T [1, 1] The start point of the LimitedBy contour curve. ContourEnd ocx:Point3D_T

contourend

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:36:30 +0000

ContourEnd The end point of the LimitedBy contour curve. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

contourmidpoint

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:15 +0000

ContourMidPoint A mid-point on the contour boundary defined by an intersecting surface. The mid-point is needed to identify the correct contour segment if the intersection results in a closed contour. Attributes Name Type Use Description coordinates

contourstart

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:41:45 +0000

ContourStart The start point of the LimitedBy contour curve. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

controlpoint

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:15 +0000

ControlPoint A NURBS control point composed of a weight and spatial position. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required weight xs:double optional The weight associated with the control point. The weight is 1.0 if not given (default).

controlptlist

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:37:15 +0000

ControlPtList List of control points (X,Y,Z) and their optional weights. The array length N=degree+1. A minimum of 2 control points is necessary to define a curve. Children Name Type Cardinality Description ControlPoint ControlPoint [2, ∞] A NURBS control point composed of a weight and spatial position.

coordinatesystem

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:00 +0000

CoordinateSystem A right-handed orthogonal Cartesian coordinate system. Used to define the vessel coordinate system definition., either in world coordinates (mandatory) or as additional local systems if necessary. Attributes Name Type Use Description

copeheight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:30 +0000

CopeHeight The height of the cope. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

copelength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:37:30 +0000

CopeLength The length of the cope. (The default is CopeLength=CopeRadius) Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

coperadius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:45 +0000

CopeRadius The cope or heel radius. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

crossflow

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:15 +0000

CrossFlow Concept to specify cross flow between Cells making up a Compartment. This enables the modelling of cells that are not adjacent but are connected by a piping system and part of the same Compartment. Attributes Name Type Use Description

curveform_enum

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:38:15 +0000

curveForm_enum Enumerator of NURBS curve forms. Value Description Closed A closed curve form with C0 continuity. Open An open curve form. Periodic A closed curve form wit C1 continuity. Unknown An unknown curve form. Schema version 3.2.0

curvelength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:00 +0000

CurveLength The curve length computed by the sending application. Used to verify geometry reconstruction. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

customproperties

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:15 +0000

CustomProperties Container for custom properties. Children Name Type Cardinality Description CustomProperty ocx:CustomProperty_T [1, ∞] A generic custom property type with a key, value pair and optional unit. Schema version 3.2.0 Schema location Namespace

customproperty

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:30 +0000

CustomProperty A generic custom property type with a key, value pair and optional unit. Attributes Name Type Use Description id xs:ID required name xs:string required Property name. unit xs:IDREF optional value xs:string required

cutbackdistance

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:15 +0000

CutbackDistance Distance from stiffener logical end position to the start of the web cutback. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

cutby

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:41:30 +0000

CutBy A structural concept defining a cut-out in a surface defined by a parametric hole or a set of generic trim curves. Children Name Type Cardinality Description Hole2DContour ocx:Hole2DContour_T [1, ∞] An instantiated hole defined by a reference to a hole-shape and a transformation..

cylinder3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:15 +0000

Cylinder3D Definition of the cylindrical surface defined by root point, axis direction, radius and height. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

cylindricalaxes

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:15 +0000

CylindricalAxes Cylindrical reference system. Children Name Type Cardinality Description RadialCylinder ocx:RadialCylinder_T [1, ∞] Cylindrical reference system. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

deadweight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:15 +0000

DeadWeight The weight of the passengers, crew, cargo, stores, ballast, fresh water, fuel oil, and other consumables being carried by a ship (see ISO 10303-215, section 4.2.74). Attributes Name Type Use Description numericvalue xs:double required

deepestequilibriumwl

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:15 +0000

DeepestEquilibriumWL Deepest equilibrium waterline in damaged condition. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

density

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:46 +0000

Density The material density. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

description

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:41:30 +0000

Description Contains a description of the component its parent represents. The description is stored as a string. You can use this element for whatever purposes you require. This element can be used inside many OCX XML elements but is optional. Schema version

designspeed

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:00 +0000

DesignSpeed The forward or service speed at which the ship is designed to operate (see ISO 10303-218, section 4.2.32.2). Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF

designview

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:43:30 +0000

DesignView A manifestation of some or all the components in the exporting application that contains configuration information for the parts it includes. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should …

diameter

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:39:46 +0000

Diameter Circle diameter. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

displacement

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:40:15 +0000

Displacement The Radius displacement outside the original corner of the rectangle. If left out (or set to zero), the radius passes through the original corner of the rectangle. Attributes Name Type Use Description numericvalue xs:double required

distanceabove

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:42:15 +0000

DistanceAbove The distance of the lug above the plate (bottom of the slot opening). Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

distancebelow

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:42:15 +0000

DistanceBelow The distance below the lug plate to bottom of the slot. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

distancetoap

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:42:46 +0000

DistanceToAP The offset of frame zero (#0) from the After Perpendicular (AP). The default is zero offset (#0 is located at AP) Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit

distancetolerance

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:42:16 +0000

DistanceTolerance Absolute tolerance measure used by the exporting application when defining geometry. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

doublebracket

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:41:00 +0000

DoubleBracket A double bracket type connection. The reference to a connected bracket part of a ConnectionConfiguration. For a double bracket connection type, two references must be provided. Children Name Type Cardinality Description ConnectedBracketRef ConnectedBracketRef

edgecurveref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:42:15 +0000

EdgeCurveRef A reference to a Panel, Plate or bracket boundary curve. Used as landing curve for a faceplate or edge reinforcement stiffener. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

edgereinforcement

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:43:15 +0000

EdgeReinforcement An EdgeReinforcement is used as a faceplate or edge reinforcement for a Panel, Plate or Bracket. The EdgeReinforcement is composed of a BarSection (usually a flat bar profile) and is attached to a FreeEdgeCurve which is part of the Panel or Plate LimitedBy. The EdgeReinforcement can reference one or more limits for the Panel/Plate/Bracket. At the same time the EdgeReinforcement provides its own TraceLine to determine the actual extent of the reinforcement.

edgereinforcementref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:41:45 +0000

EdgeReinforcementRef A reference to a structure EdgeReinforecement instance. Attributes Name Type Use Description localRef xs:IDREF required References to an XML objects in the scope of the current file (internal references) refType ocx:refType

ellipse

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:41:45 +0000

Ellipse An elliptical hole. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

ellipse3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:42:16 +0000

Ellipse3D An ellipse in 3D space. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

endcutend1

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:41:45 +0000

EndCutEnd1 The stiffener end cut detailing. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

endcutend2

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:43:15 +0000

EndCutEnd2 Stiffener end cut detailing at end 2. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

endcutref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:43:00 +0000

EndCutRef A reference to the Stiffener end cut detail. Attributes Name Type Use Description localRef xs:IDREF required References to an XML objects in the scope of the current file (internal references) refType ocx:refType optional The OCX entity type which is referenced. Must be a qualified OCX name.

endpoint

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:42:45 +0000

EndPoint The end position of the segment. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

equipment

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:44:00 +0000

Equipment Place holder for future equipment support (To be designed). Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

equipments

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:45:00 +0000

Equipments Container for equipments. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

externalgeometryref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:01 +0000

ExternalGeometryRef The ExternalGeometryRef element is used to point to an external geometry representation of the parent entity (e.g. Plate, Stiffener, Bracket, Member). Attributes Name Type Use Description externalRef xs:string optional URI

extrudedsurface

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:44:00 +0000

ExtrudedSurface Definition of an extruded surface defined by a base curve and either a sweep direction and length or a sweep curve. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

faceboundarycurve

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:43:15 +0000

FaceBoundaryCurve A collection of 3D curves making up a closed boundary. Attributes Name Type Use Description isUVspace xs:boolean optional If set to True, the FacBoundaryCurve is defined in the parametric UV space. The Pont3D X and Y correspond to U and V, while the Z coordinate is disregarded. The default is False, i.e., the FaceBoundaryCurve is defined in 3D space.

featurecope

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:44:00 +0000

FeatureCope Parameters of cope features defining additional bracket or stiffener end cut details. Children Name Type Cardinality Description CopeRadius ocx:Quantity_T [1, 1] The cope or heel radius. CopeLength ocx:Quantity_T [0, 1] The length of the cope. (The default is CopeLength=CopeRadius)

filletradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:43:30 +0000

FilletRadius Corner fillet radius. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

fillingheight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:43:15 +0000

FillingHeight The filling_height specifies the maximum height for filling of the tank compartment. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

flangecutbackangle

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:44:00 +0000

FlangeCutBackAngle Cut angle of stiffener flange. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

flangedirection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:45:00 +0000

FlangeDirection Direction of the stiffener flange. Not required for symmetrical profiles. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace

flangeedgereinforcement

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:01 +0000

FlangeEdgeReinforcement Bracket flange edge reinforcement parameters. Children Name Type Cardinality Description FlangeWidth ocx:Quantity_T [1, 1] Section profile flange width. Radius ocx:Quantity_T [1, 1] The radius of the parent element. Schema version

flangenoseheight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:30 +0000

FlangeNoseHeight Nose height of sniped stiffener flange. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

flangerenewalthickness

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:00 +0000

FlangeRenewalThickness The flange renewal thickness of the profile. Renewal thickness refers to the minimum allowable flange thickness, below which steel renewal must be carried out. Attributes Name Type Use Description numericvalue xs:double

flangethickness

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:44:15 +0000

FlangeThickness The thickness of the flange. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

flangewidth

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:45:00 +0000

FlangeWidth Section profile flange width. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

flatbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:00 +0000

FlatBar Flat bar, rolled or cut from plate. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. Schema version 3.2.0 Schema location

fp_pos

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:00 +0000

FP_Pos X-Position of fwd. end of waterline for free-board length. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

freeboarddeckheight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:45:04 +0000

FreeboardDeckHeight The height of free-board deck, D1. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

freeboardlength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:00 +0000

FreeboardLength The free-board length of the Vessel, Lll. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

freeboardtype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:03 +0000

freeboardType For the purposes of free-board computation ships shall be divided into Type A and Type B ships according to the SOLAS Load Line Convention of 1966. Value Description A A type A ship is one which is designed to carry only liquid cargoes in bulk, and in which cargo tanks have only small access openings closed by watertight gasketed covers of steel or equivalent material.

freeedgecurve3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:31 +0000

FreeEdgeCurve3D A single Curve3D or a collection of continuous non-closed Curve3D types which are used to represent a free edge of a panel or plate in shipbuilding. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

freeedgeradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:15 +0000

FreeEdgeRadius The edge radius at the bracket free edge. Assumed to be straight if no radius value is provided. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required

functiontype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:05 +0000

functionType The structure function type giving the structure property function. Follows STEP AP218 coding and IACS Rec 82 Glossary. Enumerator of structure functions which shall be assigned to the parent structure concept. Value Description BRACKET

gaseouscargo

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:00 +0000

GaseousCargo Liquid cargo properties, reference is made to ISO 10303-215:2004. A Gaseous cargo is a type of Cargo that has a natural condition of a non-solid, non-liquid gaseous state. Attributes Name Type Use Description liquidCargoType ocx:liquidCargoType

gaseouscargotype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:46 +0000

gaseousCargoType Gaseous cargo types after ISO 10303-215:2004. Value Description acetaldehyde The cargo is acetaldehyde. anhydrous ammonia The cargo is anhydrous ammonia. avcat The cargo is avcat. butadiene The cargo is butadiene. butane

geometryformat

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:30 +0000

geometryFormat Supported external geometry files. (As per now, only .stp files are supported). Value Description .igs IGES file representing one the detailed geometry of a structural part (Bracket, Stiffener, Pillar, Plate). .jt OpenJT file representing one the detailed geometry of a structural part (Bracket, Stiffener, Pillar, Plate).

grade

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:15 +0000

grade Weldable normal and higher strength hull structural steels - Ref. IACS Unified Requirements S6 “Use of Steel Grades for Various Hull Members – Ships of 90m in Length and Above – Rev.9 Corr.2 Nov 2021” Table 7. Value Description A Mild steel.

gridref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:30 +0000

GridRef An element that makes a reference to a grid definition. An offset along the grid reference normal vector can be given. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

halfroundbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:15 +0000

HalfRoundBar Half round bar. Children Name Type Cardinality Description Diameter ocx:Quantity_T [1, 1] Circle diameter. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

header

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:46:04 +0000

Header The header information of an XML export. Attributes Name Type Use Description application_version xs:string required Version of originating application. author xs:string required Name of author. documentation xs:string optional

heavyballastdraught

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:00 +0000

HeavyBallastDraught The Vessel draught at heavy ballast, Thb. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

height

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:50:45 +0000

Height The height of the parent element. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

hexagonbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:31 +0000

HexagonBar A symmetrical hexagon shaped bar. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

hole2d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:30 +0000

Hole2D A 2D hole shape defined either by a parametric hole or a curve contour. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

hole2dcontour

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:00 +0000

Hole2DContour An instantiated hole defined by a reference to a hole-shape and a transformation.. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

holecontourref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:00 +0000

HoleContourRef A reference to a catalogue 2D hole contour Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

holeref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:49:00 +0000

HoleRef A reference to a catalogue 2D hole. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

holeshapecatalogue

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:00 +0000

HoleShapeCatalogue Catalogue of 2D hole shapes. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

ibar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:00 +0000

IBar I-section bar, rolled or welded. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. WebThickness ocx:Quantity_T [1, 1] The thickness of the web.

inclination

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:45 +0000

Inclination The inclination of the cross-section of a stiffener or a pillar along its trace line. A vector pair giving the local orientation of the web and flange directions at the point given by the Position element. The FlangeDirection is optional and not necessary for a symmetrical cross-section. Only one inclination is necessary for a non-twisted (straight) stiffener or pillar.

inertiau

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:49:30 +0000

InertiaU Moment of inertia around NeutralAxisU. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

inertiav

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:47:30 +0000

InertiaV Moment of inertia around NeutralAxisV. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

innercontour

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:49:15 +0000

InnerContour Any closed contour of an inner opening in a plate. Children Name Type Cardinality Description Circle3D Circle3D [1, ∞] A circle in 3D space. CircumArc3D ocx:CircumArc3D_T [1, ∞] 3D Line/Arc representation. Represents a semicircle uniquely defined by three points in 3D space given by the start position, intermediate position and the end position..

intermediatepoint

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:49:30 +0000

IntermediatePoint An intermediate point on the circular segment. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

knotvector

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:49:00 +0000

KnotVector The knot-vector is a list of size m=+n-1 knots where p is the polynomial basis degree and n is the number of control points. The knot vector consists of a non-decreasing sequence of values. Knot multiplicities can be included. A knot multiplicity means that a knot value can be repeated up to p+1 times.

lbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:30 +0000

LBar An angle bar, rolled or welded. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. WebThickness ocx:Quantity_T [1, 1] The thickness of the web.

lbarof

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:31 +0000

LBarOF Welded angle bar where the flange has an overshoot beyond the web. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. WebThickness ocx:Quantity_T

lbarow

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:48:30 +0000

LBarOW Welded angle bar where the web has an overshoot above the flange. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. WebThickness ocx:Quantity_T

lengthofwaterline

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:50:30 +0000

LengthOfWaterline The length of the waterline at T, Lwl. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

limitedby

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:31 +0000

LimitedBy The references to limiting objects forming a closed contour of the parent element. It is not required that the set of objects is ordered in the correct sequence. Children Name Type Cardinality Description FreeEdgeCurve3D FreeEdgeCurve3D [1, ∞]

line3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:31 +0000

Line3D A straight line defined by two points. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

liquidcargo

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:50:15 +0000

LiquidCargo Liquid cargo properties, reference is made to ISO 10303-215:2004. A liquid cargo is a type of Cargo whose natural condition is a non-solid, non-gaseous liquid state. Attributes Name Type Use Description liquidCargoType ocx:liquidCargoType optional

liquidcargotype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:50:30 +0000

liquidCargoType Liquid cargo types after ISO 10303-215:2004. Value Description alcohol The cargo is alcohol. ammonia The cargo is ammonia. asphalt The cargo is asphalt. aviation oil The cargo is aviation oil. caustic soda The cargo is caustic soda.

localcartesian

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:30 +0000

LocalCartesian To specify a Local (Orthogonal) Axis System Origin and two of the local X,Y,Z axis need to be specified. When used to specify a Plane the XY (UV) plane is considered. Optional if the coordinate system is referring to the global coordinate frame (world coordinates)

lowerradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:49:30 +0000

LowerRadius The lower radius of an opening or slot. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

lpp

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:49:45 +0000

Lpp The length of the Vessel between perpendiculars, Lpp. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

lugplateref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:45 +0000

LugPlateRef A reference to a structure LugPlate instance. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

majoraxis

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:30 +0000

MajorAxis Direction of ellipse major axis. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

majordiameter

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:50:45 +0000

MajorDiameter The ellipse major diameter. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

manufacture

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:00 +0000

manufacture List of bar section manufacturing method. Value Description Rolled Welded Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

massproperties

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:30 +0000

MassProperties The mass properties of structure objects (weight and centre of gravity). These properties are provided by the exporting application and can be used as a quality measure by the receiving application to ensure correctness of the import. Both moulded and volume properties can be provided. The volume properties represent the physical mass property of the structure part, while the moulded properties are idealised.

materialcatalogue

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:45 +0000

MaterialCatalogue The material types used and their properties recognised by the Society. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

materialref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:00 +0000

MaterialRef A reference to a material in the catalogue Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

minimumballastdraught

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:00 +0000

MinimumBallastDraught is defined as the minimum design normal ballast draught amidships (measured in meters). At this draught, the strength requirements for the ship's structure are met. It represents the minimum draught of any ballast condition in the loading manual, and covers both departure and arrival conditions.

minoraxis

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:45 +0000

MinorAxis Definition of the ellipse minor axis direction. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

minordiameter

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:31 +0000

MinorDiameter The ellipse minor diameter. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

mouldedbreadth

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:51:45 +0000

MouldedBreadth The moulded breadth of the Vessel, B. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

mouldedcenterofgravity

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:30 +0000

MouldedCenterOfGravity The idealised moulded centre of gravity of the structure part. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace

mouldeddepth

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:52 +0000

MouldedDepth The moulded depth of the Vessel, D. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

mouldeddryweight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:54:30 +0000

MouldedDryWeight The idealised moulded dry weight of the structure part. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

netarea

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:34 +0000

NetArea The net plate area computed by the sending application. The NetArea is the net area of the plate representing the actual plate contour and cut-outs removing material from the plate: NetAra*t*density = DryWeight Attributes Name Type Use

neutralaxisu

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:15 +0000

NeutralAxisU Position of the neutral axis parallel to the U axis measured from the foot point. The U axis is along the flange. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version

neutralaxisv

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:45 +0000

NeutralAxisV Position of the neutral axis parallel to the V axis measured from the mould line side. The V axis is along the web. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version

normal

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:00 +0000

Normal A unit normal vector to a surface. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

normalballastdraught

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:45 +0000

NormalBallastDraught The Vessel draught at normal ballast, Tnb. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

nurbs3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:30 +0000

NURBS3D Non-Uniform Rational Spline Base curve definition. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

nurbsproperties

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:52:48 +0000

NURBSproperties Properties of the basis functions in surface V direction. Attributes Name Type Use Description degree xs:int required B-spline degree p is the highest exponent used in the polynomial basis function. The B-spline order is always p+1. Defined as p = m - n - 1 if not given explicitly where m is the number of knots and n is the number of control points.

nurbssurface

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:30 +0000

NURBSSurface Non-uniform rational basis surface definition defined by a net (grid) of polynomial basis functions in U and V direction. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

occurrence

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:54:30 +0000

Occurrence An occurrence in a DesignView is a reference to a physical part in the model. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

occurrencegroup

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:31 +0000

OccurrenceGroup A grouping of occurrences. Can also contain other OccurrenceGroup to form a nested level of groups. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

octagonbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:30 +0000

OctagonBar An octagon shaped bar. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

ocxxml

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:53:45 +0000

ocxXML Root element of the schema. Attributes Name Type Use Description language xs:language optional Language used by the application. schemaVersion xs:string required Current XML schema version (Format - x.y.z) x : Incremented for backward incompatible changes ( Ex - Adding a required attribute, etc.) y : Major backward compatible changes [ Ex - Adding a new node ,fixing major CRs,etc.] z : Minor backward compatible changes (Ex - adding an optional attribute, etc.).

offset

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:54:30 +0000

Offset An offset from a reference plane or surface. A positive offset value is in the direction of the surface normal vector. Give an Offset=0 if there is no offset from the referred object. Attributes Name Type Use Description numericvalue xs:double

offsetdirection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:54:00 +0000

OffsetDirection The direction of an offset from a reference object. The direction is only interpreted if a non-zero Offset is given. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version

offsetu

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:54:15 +0000

OffsetU The offset from stiffener trace line of cross-section in local U direction. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

offsetv

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:00 +0000

OffsetV The offset from stiffener trace-line of cross-section in local V direction. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

orientationrule

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:00 +0000

orientationRule The orientation rule for the stiffener. The rule is used to orientate the stiffener together with the Inclination. The stiffener Inclination determines the orientation of the flange and the web side. Value Description Inclined The Inclination determines both the exact web direction, flange orientation and the web material side.

origin

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:00 +0000

Origin The origin of a local or global coordinate system. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

outercontour

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:56:30 +0000

OuterContour The geometry of the outer closed contour limiting a surface, represented by a set of trim curves or a closed curve primitive. Children Name Type Cardinality Description Circle3D Circle3D [1, ∞] A circle in 3D space. CircumArc3D ocx:CircumArc3D_T

overshoot

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:30 +0000

Overshoot The overshoot of the flange beyond the web. Shall be included in the Width.. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

panel

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:00 +0000

Panel Structural concept of shipbuilding panels. Panels can typically be composed of plates, seams and stiffeners. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

panelref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:59:30 +0000

PanelRef The reference to a connected Plate. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

parametriccircle

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:30 +0000

ParametricCircle A parametric circle in u-v space defined by a diameter. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

penetration

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:56:30 +0000

Penetration Structural concept of stiffener penetration configurations typically used in shipbuilding. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

permeability

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:55:30 +0000

Permeability The permeability specifies the amount by which the Cargo takes up water. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

physicalcenterofgravity

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:56:00 +0000

PhysicalCenterOfGravity The physical volumetric mass centre of gravity of the structure part. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location

physicaldryweight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:54:30 +0000

PhysicalDryWeight The physical volumetric dry weight of the structure part Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

physicalspace

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:56:30 +0000

PhysicalSpace The concept of a physical compartment representing a closed volume (space) defined by enclosing structure panels. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

pillar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:56:15 +0000

Pillar Structural concept for pillars used as vertical support in ship building. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

pillarref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:56:00 +0000

PillarRef A reference to a structure Pillar instance. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

plane3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:56:30 +0000

Plane3D Definition of a Planar surface defined by Root Point and Normal. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

plate

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:00 +0000

Plate Structural concept of plates used in shipbuilding. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

platecutby

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:30 +0000

PlateCutBy A structural concept defining a cut-out in a surface defined by a parametric hole or a set of generic trim curves. Children Name Type Cardinality Description Hole2DContour ocx:Hole2DContour_T [1, ∞] An instantiated hole defined by a reference to a hole-shape and a transformation..

platematerial

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:00 +0000

PlateMaterial Definition of the Plate material and plate thickness. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

plateref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:00 +0000

PlateRef A reference to a structure Plate instance. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

point3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:00 +0000

Point3D Compact definition of a point in 3D space composed of a sequence of three double values representing X, Y and Z coordinate values all of the same unit given by the unit ID. Attributes Name Type Use Description coordinates ocx:doubleListType

pointonsurface

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:15 +0000

PointOnSurface For multiple surface solutions, a point on the target surface must be provided. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location

poissonratio

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:30 +0000

PoissonRatio The material Poisson's ration. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

polyline3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:00 +0000

PolyLine3D A list of 3D points defining a sequence of linear segments. Repeat the first position at the end of the last line segment to form a closed contour. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

position_enum

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:00 +0000

position The position of the bracket relative to the stiffener end. Value Description Far side The bracket is at the far side of a penetration. Near side The bracket is at the near side of a penetration. Schema version 3.2.0 Schema location

position

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:30 +0000

Position The position of the inclination of the cross-section. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

positions

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:57:30 +0000

Positions 3 3D-Points defining the circum circle. Children Name Type Cardinality Description Point3D ocx:Point3D_T [3, 3] Compact definition of a point in 3D space composed of a sequence of three double values representing X, Y and Z coordinate values all of the same unit given by the unit ID.

primaryaxis

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:59:30 +0000

PrimaryAxis The unit vector of the local X-axis (U-Axis) given in global Coordinate System. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace

principalparticulars

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:59:30 +0000

PrincipalParticulars Main vessel particulars required by the Society. Attributes Name Type Use Description freeboardType ocx:freeboardType optional For the purposes of free-board computation ships shall be divided into Type A and Type B ships according to the SOLAS Load Line Convention of 1966. $L$$L$$L$$L$$L$$C_b$$$C_b=\frac{Moulded displacement [m^3] at scantling draught T_s}{LBT_s} $$$C_b$

radialcylinder

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:45 +0000

RadialCylinder Cylindrical reference system. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

radius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:30 +0000

Radius The radius of the parent element. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

rectangularhole

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:59:30 +0000

RectangularHole A rectangular hole in u-v space with corner fillets of equal radii. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

rectangularmickeymouseears

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:00 +0000

RectangularMickeyMouseEars A rectangular hole with corner radii in the form of Mickey Mouse ears. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

rectangulartube

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:00 +0000

RectangularTube Rectangular tube. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. Thickness ocx:Quantity_T [1, 1] The thickness of the parent element.

referencelocation

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:30 +0000

ReferenceLocation Location on the reference axis. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

referencesurfaces

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:30 +0000

ReferenceSurfaces Collection of frequently used surfaces which are referenced by more than one object. Children Name Type Cardinality Description Cone3D ocx:Cone3D_T [1, ∞] Definition of the Cone surface defined by origin, radius and position of the cone tip.

refplane

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:15 +0000

RefPlane A reference plane used to define unbounded planar geometry. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

reftype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:00 +0000

refType The OCX entity type which is referenced. Must be a qualified OCX name. Value Description ocx:BarSection A reference to a catalogue bar section. ocx:Bracket A reference to an instantiated structure part of type Bracket. ocx:Cell A reference to an instantiated compartment cell.

reinforcementtype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:58:46 +0000

reinforcementType Enumerator of bracket edge reinforcement types. Value Description BucklingStiffener The bracket edge has a buckling stiffener. FacePlate The bracket edge has a faceplate. Flanged The bracket edge has a flanged stiffening with a bend radius.

reliefvalvepressure

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 09:59:30 +0000

ReliefValvePressure Pressure valve opening pressure when exceeding the general value. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

renewalthickness

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:15 +0000

RenewalThickness Renewal thickness refers to the minimum allowable plate or structural member thickness, below which steel renewal must be carried out. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity.

roundbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:02:37 +0000

RoundBar Round bar. Children Name Type Cardinality Description Diameter ocx:Quantity_T [1, 1] Circle diameter. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

rulelength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:30 +0000

RuleLength The Rule length $L$ is the distance, in metres, measured on the waterline at the scantling draught from the fore side of the stem to the after side of the rudder post, or the centre of the rudder stock if there is no rudder post. $L$ is not to be less than 96%, and need not be greater than 97%, of the extreme length on the waterline at the scantling draught. In ships without rudder stock (e.g. ships fitted with azimuth thrusters), the Rule length $L$$L$$L$$C_b$

scantlingdraught

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:00 +0000

ScantlingDraught Design draught moulded, fully loaded condition, Td. The summer load draught used by the classification society in its calculations for structural integrity and strength (see ISO 10303-218, section 4.2.32.6). Attributes Name Type

seam

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:30 +0000

Seam Element describing the structure concept of a plate seam. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

seamref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:30 +0000

SeamRef The reference to a connected Plate. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

secondaryaxis

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:31 +0000

SecondaryAxis The unit vector of the local Y-axis (V-Axis) given in global Coordinate System. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace

sectioninnershape

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:00 +0000

SectionInnerShape Optional arbitrary inner section shape for hollow sections. Children Name Type Cardinality Description Circle3D Circle3D [1, ∞] A circle in 3D space. CircumArc3D ocx:CircumArc3D_T [1, ∞] 3D Line/Arc representation. Represents a semicircle uniquely defined by three points in 3D space given by the start position, intermediate position and the end position..

sectionoutershape

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:00 +0000

SectionOuterShape An optional arbitrary contour representing the outer section shape. Used to display the section by extrusion of the section shape along the trace line. Children Name Type Cardinality Description Circle3D Circle3D [1, ∞] A circle in 3D space.

sectionproperties

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:00:31 +0000

SectionProperties Generic bar section properties. Children Name Type Cardinality Description Area ocx:Quantity_T [1, 1] The bar section area. NeutralAxisU ocx:Vector3D_T [1, 1] Position of the neutral axis parallel to the U axis measured from the foot point. The U axis is along the flange.

sectionref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:45 +0000

SectionRef A reference to the parents cross-section. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

shipdesignation

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:01 +0000

ShipDesignation The different types of identification given to the ship in order that it can be categorised by any shipping related organisation. It contains the minimal information which might be available about the ship. Attributes Name Type Use

singlebracket

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:45 +0000

SingleBracket Double bracket connection. Children Name Type Cardinality Description ConnectedBracketRef ConnectedBracketRef [1, 1] The reference to a connected bracket part of a ConnectionConfiguration. Schema version 3.2.0 Schema location Namespace Created

slammingdraughtemptyfp

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:15 +0000

SlammingDraughtEmptyFP The design slamming draught at FP (all ballast tanks empty), Tf-e. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

slammingdraughtfullfp

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:15 +0000

SlammingDraughtFullFP The Vessel draught at FP used when calculation design slamming loads (all ballast tanks full), Tf-f. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF

slotcontour

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:30 +0000

SlotContour An optional contour for the detailed slot shape given as a reference to a catalogue shape with a transformation. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

slotparameters

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:45 +0000

SlotParameters Parameters of a slot (cut-out) typically used in shipbuilding. Attributes Name Type Use Description asymmetric xs:boolean optional slotType ocx:slotType optional The slot type for a stiffener penetrating a primary supporting member (PSM).

slottype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:46 +0000

slotType The slot type for a stiffener penetrating a primary supporting member (PSM). Value Description Direct A slot opening of Direct type is where the stiffener has one directly welded connection to the penetrating plate on on either side of the web. An additional lug plate may also be fitted to the stiffener on the opposite side.

speedfactor

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:02 +0000

SpeedFactor Speed factor Cav. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0 Schema location

sphere3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:49 +0000

Sphere3D Definition of a Spherical surface defined by origin and radius. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

splitby

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:30 +0000

SplitBy Structural concepts defining the subdivision of a panel into plates split by one or more seams. Children Name Type Cardinality Description Seam ocx:Seam_T [1, ∞] Element describing the structure concept of a plate seam. Schema version

squarebar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:30 +0000

SquareBar Square bar. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

start

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:45 +0000

OCX Schema 3.2.0 Elements * AP_Pos * AirPipeHeight * Aluminium * AngleOfRepose * AngleTolerance * ApplicationRef * Area * ArmLengthU * ArmLengthV * Arrangement * Axis * BarSection * BaseCurve * BaseRadius * BlockCoefficient * Bracket * BracketParameters * BracketRef * BuilderInformation * BulbAngle * BulbBottomRadius * BulbFlat * BulbInnerRadius * BulbOuterRadius * BulbTopRadius * BulkCargo * CarriagePressure * Cell * CellBoundary * C…

startpoint

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:15 +0000

StartPoint The start position of the segment. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

statutorydata

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:30 +0000

StatutoryData The vessel statutory information. Attributes Name Type Use Description flagState xs:string optional The national authority with which the ship is registered (see ISO 10303-215, section 4.2.142.3). portRegistration xs:string

steel

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:33 +0000

Steel Physical properties of a material. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

stiffenedby

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:00 +0000

StiffenedBy Structural concept defining the stiffeners which belongs to a panel. Children Name Type Cardinality Description Stiffener ocx:Stiffener_T [1, ∞] Element describing the structure concept of type stiffeners which are attached to plating and constitutes the scantlings.

stiffener

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:02:00 +0000

Stiffener Element describing the structure concept of type stiffeners which are attached to plating and constitutes the scantlings. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

stiffenerref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:01:49 +0000

StiffenerRef A reference to a Stiffener. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

stowagefactor

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:34 +0000

StowageFactor The StowageFactor specifies the average specific volume for a dry cargo. The stowage factor is usually expressed as the volume in cubic meters that is occupied by one metric ton of the cargo. Attributes Name Type Use Description numericvalue

stowageheight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:36 +0000

StowageHeight Z coordinate of dry bulk stowage height. If not specified, top of cargo room will be used. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

stredgereinforcementref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:09:45 +0000

StrEdgeReinforcementRef A reference to a structure EdgeReinforecement instance. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

strseamref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:04:30 +0000

StrSeamRef A reference to a structure Stiffener instance. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

strstiffenerref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:33 +0000

StrStiffenerRef A reference to a structure Stiffener instance. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

superelliptical

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:04:30 +0000

SuperElliptical A super-elliptical hole. It can also describe a true ellipse. Attributes Name Type Use Description exponent xs:double optional The exponent of the super ellipse equation. If e=2.5 the result is a super ellipse while e=2.0 results in a normal ellipse.

surfacecollection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:04:30 +0000

SurfaceCollection A collection of any number of surfaces. The surfaces have to be connected (no dis-joint surfaces). Most typically the SurfaceCollection will include the outer shell geometry definition of the vessel. Attributes Name Type Use Description

surfaceref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:03:36 +0000

SurfaceRef The reference to a Surface geometry which is shared between more than one part. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

sweep

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:00 +0000

Sweep Definition of the sweep extent by a direction and sweep length. Children Name Type Cardinality Description Vector3D ocx:Vector3D_T [1, 1] Unit vector of length 1. SweepLength ocx:Quantity_T [1, 1] The sweep length used to extrude a surface from a base curve.

sweepcurve

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:06 +0000

SweepCurve The sweep direction and extent is defined by a general 3D sweep curve. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

sweeplength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:45 +0000

SweepLength The sweep length used to extrude a surface from a base curve. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

symmetricalhole

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:09 +0000

SymmetricalHole A hole made of two semicircles connected by two straight lines. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

tbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:00 +0000

TBar T-section bar, rolled or welded. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. WebThickness ocx:Quantity_T [1, 1] The thickness of the web.

thermalexpansioncoefficient

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:02 +0000

ThermalExpansionCoefficient The material thermal expansion coefficient. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

thickness

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:49 +0000

Thickness The thickness of the parent element. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

tightness

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:45 +0000

tightness A tightness attribute which can be assigned to a Panel or Plate. Value Description GasTight The panel or plate in gas tight, but not water tight. NonTight The panel or plate in not water tight. Undefined The panel or plate has no tightness defined.

tip

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:00 +0000

Tip The origin or centre of the cone at the top. Attributes Name Type Use Description coordinates ocx:doubleListType required unit xs:IDREF required Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

tipradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:16 +0000

TipRadius Cone tip radius, use radius =0 if not given. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

tonnage

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:00 +0000

Tonnage She numerical value resulting from the tonnage calculation (see ISO 10303-215, section 4.2.165.3). Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

tonnagedata

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:05:13 +0000

TonnageData The Vessel tonnage information. Children Name Type Cardinality Description Tonnage ocx:Quantity_T [1, 1] She numerical value resulting from the tonnage calculation (see ISO 10303-215, section 4.2.165.3). DeadWeight ocx:Quantity_T [1, 1] The weight of the passengers, crew, cargo, stores, ballast, fresh water, fuel oil, and other consumables being carried by a ship (see ISO 10303-215, section 4.2.74).

torsionconstant

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:46 +0000

TorsionConstant The torsional constant is calculated from the cross-section and determines the torsional rigidity together with the shear modulus. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity.

traceline

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:16 +0000

TraceLine The landing curve on the moulded panel surface represented by any Curve3D type. Children Name Type Cardinality Description CompositeCurve3D ocx:CompositeCurve3D_T [1, 1] The concept of a composite curve composed of a collection of Line3D, CircumArc3D and/or NURBS segments. Curves are sorted end to end and have C0 continuity across each segment in the CompositeCurve3D definition.

transformation

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:12:45 +0000

Transformation A concept specifying a local (orthogonal) axis system. The Origin and two of the local X,Y,Z axis have to be specified. When used to specify a Plane the XY (UV) plane is considered. The third axis is found by the cross product of the primary and secondary axis.

tube

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:46 +0000

Tube Circular tube. Children Name Type Cardinality Description Diameter ocx:Quantity_T [1, 1] Circle diameter. Thickness ocx:Quantity_T [1, 1] The thickness of the parent element. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

u_nurbsproperties

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:30 +0000

U_NURBSproperties Properties of the basis functions in surface U direction. Attributes Name Type Use Description degree xs:int required B-spline degree p is the highest exponent used in the polynomial basis function. The B-spline order is always p+1. Defined as p = m - n - 1 if not given explicitly where m is the number of knots and n is the number of control points.

ubar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:48 +0000

UBar U-section bar, rolled or welded. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. WebThickness ocx:Quantity_T [1, 1] The thickness of the web.

udirection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:09:45 +0000

UDirection Local U direction in a local coordinate system. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

uknotvector

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:30 +0000

UknotVector The knot-vector in U direction is a list of size m=+n-1 knots where p is the polynomial basis degree and n is the number of control points. The knot vector consist of a non-decreasing sequence of values. Knot multiplicities can be included. A knot multiplicity means that a knot value can be repeated up to p+1 times.

ultimatestress

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:06:52 +0000

UltimateStress The material ultimate stress. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

unboundedgeometry

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:00 +0000

UnboundedGeometry The unbounded surface geometry of the parent element. Children Name Type Cardinality Description Cone3D ocx:Cone3D_T [1, ∞] Definition of the Cone surface defined by origin, radius and position of the cone tip. Cylinder3D ocx:Cylinder3D_T

unboundedgridref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:57 +0000

UnboundedGridRef An element that makes a reference to a grid definition. An offset along the grid reference normal vector can be given. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

unboundedsurfaceref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:30 +0000

UnboundedSurfaceRef The reference to a Surface geometry which is used in a LimitedBy. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

unitcargo

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:15 +0000

UnitCargo The UnitCargo type is intended for spaces carrying a type of dry cargo that that is packed or comprises discrete units that can be loaded and stored individually on the ship. Ref. is made to ISO 10303-215:2004. Attributes Name Type Use

unitcargotype

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:30 +0000

unitCargoType Unit cargo types after ISO 10303-215:2004. Value Description aircraft The unit cargo is aircraft. boat The unit cargo is boat. cable The unit cargo is cable. container The unit cargo is container. drums The unit cargo is drums.

unose

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:30 +0000

Unose The bracket nose depth at the local U end of the bracket. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

unweldedtensilestrength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:31 +0000

UnweldedTensileStrength The maximum stress the material can withstand before breaking. Properties of the base material before welding. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity.

unweldedyieldstrength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:00 +0000

UnweldedYieldStrength Yield strength of the base material before welding. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

upperdeckarea

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:08:30 +0000

UpperDeckArea Projected area of upper deck forward 0.2 L. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

upperradius

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:15 +0000

UpperRadius The upper radius of an opening or a slot. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

userdefinedbarsection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:15:30 +0000

UserDefinedBarSection User defined or unknown bar type. Attributes Name Type Use Description numberOfParameters xs:int optional Number of additional user-defined properties included in the definition. Children Name Type Cardinality Description

userdefinedparameter

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:09:45 +0000

UserDefinedParameter A user-defined parameter which can be provided to define a user-defined BarSection. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

v_nurbsproperties

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:21 +0000

V_NURBSproperties Properties of the basis functions in surface V direction. Attributes Name Type Use Description degree xs:int required B-spline degree p is the highest exponent used in the polynomial basis function. The B-spline order is always p+1. Defined as p = m - n - 1 if not given explicitly where m is the number of knots and n is the number of control points.

vdirection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:15 +0000

VDirection Local V direction in a local coordinate system. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

vector3d

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:16 +0000

Vector3D Unit vector of length 1. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

vessel

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:15 +0000

Vessel Vessel asset subject to Classification. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

vesselref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:16 +0000

VesselRef A reference to the the Vessel Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

vknotvector

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:18 +0000

VknotVector The knot-vector in V direction is a list of size m=+n-1 knots where p is the polynomial basis degree and n is the number of control points. The knot vector consist of a non-decreasing sequence of values. Knot multiplicities can be included. A knot multiplicity means that a knot value can be repeated up to p+1 times.

vnose

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:30 +0000

Vnose The bracket nose depth at the local V end of the bracket. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

volume

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:30 +0000

Volume The volume of a compartment or space. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

voluntaryflangethicknessaddition

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:12:45 +0000

VoluntaryFlangeThicknessAddition Voluntary stiffener flange thickness addition. Voluntary thickness addition is the thickness that is voluntarily added by the owner or builder as extra margin against corrosion wastage, beyond what is required by the applicable rules.

voluntarywebthicknessaddition

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:18 +0000

VoluntaryWebThicknessAddition Voluntary stiffener web thickness addition. Voluntary thickness addition is the thickness that is voluntarily added by the owner or builder as extra margin against corrosion wastage, beyond what is required by the applicable rules.

waterplanearea

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:10:25 +0000

WaterPlaneArea The area of water-plane forward 0.2 L at scantling draught Td. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

webcutbackangle

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:13:15 +0000

WebCutBackAngle Sniped angle of stiffener web. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

webdirection

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:15:30 +0000

WebDirection Direction of the stiffener web. Attributes Name Type Use Description direction ocx:doubleListType required The unit vector components. Schema version 3.2.0 Schema location Namespace Created 2026-09-10T10:07:41Z

webnoseheight

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:31 +0000

WebNoseHeight Nose height of sniped stiffener web. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

webrenewalthickness

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:30 +0000

WebRenewalThickness The web renewal thickness of the profile. Renewal thickness refers to the minimum allowable web thickness, below which steel renewal must be carried out. Attributes Name Type Use Description numericvalue xs:double required

webstiffener

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:30 +0000

WebStiffener Connection configuration with one web stiffener with a single bracket connection. Children Name Type Cardinality Description WebStiffenerRef ocx:WebStiffenerRef_T [1, 1] Web stiffener connection. Schema version 3.2.0 Schema location Namespace

webstiffenerref

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:18:03 +0000

WebStiffenerRef Web stiffener connection. Attributes Name Type Use Description GUIDRef ocx:guid optional A globally unique ID referring to an entity in the authoring application. The sending application creates and holds the GUID. Used to establish a unique reference to an entity persistent between applications.

webstiffenerwithdoublebracket

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:12:45 +0000

WebStiffenerWithDoubleBracket Web stiffener with double bracket connection. Children Name Type Cardinality Description ConnectedBracketRef ConnectedBracketRef [1, 2] The reference to a connected bracket part of a ConnectionConfiguration. WebStiffenerRef ocx:WebStiffenerRef_T

webstiffenerwithsinglebracket

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:18:45 +0000

WebStiffenerWithSingleBracket Connection configuration with one web stiffener with a single bracket connection. Children Name Type Cardinality Description ConnectedBracketRef ConnectedBracketRef [1, 1] The reference to a connected bracket part of a ConnectionConfiguration.

webthickness

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:18:45 +0000

WebThickness The thickness of the web. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

weldedtensilestrength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:16:00 +0000

WeldedTensileStrength The maximum stress the material can withstand before breaking. Properties after welding, where strength typically decreases due to thermal effects. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity.

weldedyieldstrength

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:33 +0000

WeldedYieldStrength Yield strength. Properties after welding, where strength typically decreases due to thermal effects. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF

width

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:13:40 +0000

Width The width of the parent element. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

x

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:14:15 +0000

X The X component of a vector or a position. The value is a Quantity carrying a unit definition. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

xrefplanes

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:13:33 +0000

XRefPlanes A collection of Y-Z planes used as object limits. Can also be used to create a frame table definition for display purposes. The exporting application will then have to provide all grid positions. Attributes Name Type Use Description

xsectioncatalogue

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:11:36 +0000

XSectionCatalogue The cross-section types for stiffeners and their properties recognised by the Society. Attributes Name Type Use Description id xs:ID required An identifier for an element unique within the scope of the XML file. Each id must be unique within a document. The attribute uses the standard XML 1.0 ID type as defined in the XML Schema specification. This attribute is required in many OCX XML elements and an application should generate them automatically.

y

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:13:15 +0000

Y The Y component of a vector or a position. The value is a Quantity carrying a unit definition. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

yieldstress

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:16:18 +0000

YieldStress The material yield stress. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version 3.2.0

youngsmodulus

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:14:15 +0000

YoungsModulus The material elasticity modulus. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

yrefplanes

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:14:15 +0000

YRefPlanes A collection of X-Z planes used as object limits. Can also be used to create a frame table definition for display purposes. The exporting application will then have to provide all grid positions. Attributes Name Type Use Description

z

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:13:15 +0000

Z The Z component of a vector or a position. The value is a Quantity carrying a unit definition. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

zbar

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:13:16 +0000

ZBar Z-section bar, rolled or welded. Children Name Type Cardinality Description Height ocx:Quantity_T [1, 1] The height of the parent element. Width ocx:Quantity_T [1, 1] The width of the parent element. WebThickness ocx:Quantity_T [1, 1] The thickness of the web.

zposdeckline

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:14:15 +0000

ZPosDeckline Vertical distance from baseline to deck-line at FE. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit.

zposofdeck

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:16:00 +0000

ZPosOfDeck Z coordinate of the bulkhead deck. Attributes Name Type Use Description numericvalue xs:double required The numerical value of the quantity. unit xs:IDREF required The reference to the unitsML reference unit. Schema version

zrefplanes

anonymous@undisclosed.example.com (Anonymous) — Thu, 17 Sep 2026 10:14:15 +0000

ZRefPlanes A collection of X-Y planes used as object limits. Can also be used to create a frame table definition for display purposes. The exporting application will then have to provide all grid positions. Attributes Name Type Use Description