| 牌号 | A678 Grade A |
|---|---|
| 对应标准 | ASTM A678/A678M-2000
淬火加回火的碳及高强度低合金结构钢板用标准规范 Standard Specification for Quenched-and-Tempered Carbon and High-Strength Low-Alloy Structural Steel Plates |
| 归类 | 碳钢 |
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