| 牌号 | 212A42 |
| 对应标准 | BS 970-3-1991
机械及相关工程用钢的规格 第3部分：一般工程用优质钢棒 Specification for wrought steel for machanical and allied engineering purposes part 3:bright bars for general engineering purposes |
| 归类 | 碳钢 |
原材料现货供应:
| 牌号 | 212A42 |
| 对应标准 | BS 970-3-1991
机械及相关工程用钢的规格 第3部分：一般工程用优质钢棒 Specification for wrought steel for machanical and allied engineering purposes part 3:bright bars for general engineering purposes |
| 归类 | 碳钢 |