A877/A877M
A877/A877M (钢丝，铬硅合金，铬硅钒合金阀门弹簧质量标准规范)· ASTM (美国) · 5 种材料
| 名称 | 材料组别 | |
|---|---|---|
| 9254 | 结构钢 | chevron_right |
| A 877 Grade A | 结构钢 | chevron_right |
| A 877 Grade B | 结构钢 | chevron_right |
| A 877 Grade C | 结构钢 | chevron_right |
| A 877 Grade D | 结构钢 | chevron_right |
A877/A877M (钢丝，铬硅合金，铬硅钒合金阀门弹簧质量标准规范)· ASTM (美国) · 5 种材料
| 名称 | 材料组别 | |
|---|---|---|
| 9254 | 结构钢 | chevron_right |
| A 877 Grade A | 结构钢 | chevron_right |
| A 877 Grade B | 结构钢 | chevron_right |
| A 877 Grade C | 结构钢 | chevron_right |
| A 877 Grade D | 结构钢 | chevron_right |