====== 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. |
| AH | High Tensile steel. |
| B | Mild steel. |
| D | Mild steel. |
| DH | High strength steel. |
| EH | High strength steel. |

^ Schema version | 3.2.0 |
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^ Created | 2026-09-10T10:07:41Z |