45#厚壁鋼管121x20制造機械零件南京無縫管
45#厚壁鋼管121x20制造機械零件南京無縫管——0510-88264800 13376216888 http://ptcdx.cn
16×2-2.5-4 |
108×4.5-5-6-7-8-10-12-14━18-20-22 |
351×10-16-20-25-40 |
18×2.3-4-5 |
114×4.5-5-6-7-8-10-12-14-18-20 |
355×6-18-20-25-30-40/52 |
20×2.5-3-5 |
121×4.5-5-6-7-8-10-12-14-16-20 |
377×8-12-15-20-24-28 |
24×2.5-3-4-5-6 |
127×4.5-5-6-7-8-10-12-14-16-20 |
377×30-37-40-45-50 |