GB/T 38809
GB/T 38809 (低合金超高强度钢通用技术条件)· GB (中国) · 7 种材料
| 名称 | 材料组别 | |
|---|---|---|
| 30CrMnSiNi2A | 结构钢 | chevron_right |
| 30Si2MnCrMoVE | 结构钢 | chevron_right |
| 31Si2MnCrMoVE | 结构钢 | chevron_right |
| 40CrNi2MoA | 结构钢 | chevron_right |
| 40CrNi2Si2MoVA | 结构钢 | chevron_right |
| 42CrNi2Si2MoVA | 结构钢 | chevron_right |
| 45CrNiMo1VA | 结构钢 | chevron_right |