GB/T 18669
GB/T 18669 (Steel for ship anchor chain and offshore mooring chain cables)· GB (中国) · 10 种材料
| 名称 | 材料组别 | |
|---|---|---|
| 21Cr2NiMo | 结构钢 | chevron_right |
| 21MnCrNiMo | 结构钢 | chevron_right |
| 23Cr3NiMo | 结构钢 | chevron_right |
| 23MnCrNiMo | 结构钢 | chevron_right |
| 25MnCrMo | 结构钢 | chevron_right |
| 30Mn2 | 结构钢 | chevron_right |
| CM370 | 结构钢 | chevron_right |
| CM490 | 结构钢 | chevron_right |
| CM690 | 结构钢 | chevron_right |
| CM770 | 结构钢 | chevron_right |