Q355D角钢 |
Q355D |
50×4 |
6850 |
莱钢/马钢/ |
Q355D角钢 |
Q355D |
50×5 |
6840 |
莱钢/马钢/ |
Q355D角钢 |
Q355D |
50×6 |
6800 |
莱钢/马钢/ |