20G無錫厚壁鋼管480×20高壓無縫鋼管整體訂單和利潤(rùn)低
無縫鋼管重量公式:[(外徑-壁厚)*壁厚]*0.02466=kg/米(每米的重量)
無錫厚壁鋼管
127×4.5-5-6-7-8-10-12-14-16-20 325×28-32-34-38-42
133×4.5-6-8-12-14-16-18-20-25-30 351×10-16-20-25-40
140×5-6-7-8-9-10-12-14-16-20-22 355×6-18-20-25-30-40/52
146×4.5-6-8-12-14-16-18-20-25-30 377×8-12-15-20-24-28
152×4.5-6-8-12-14-16-18-20-25-30 377×30-37-40-45-50
159×4.5-6-10-12-14 402×10-15-20-25-30-35
159×16-18-20-22-25-30 406×10-20-25-28-35-40
168×8-10-12-14-20-25-30-35 426×10-12-14-16-20-25-30-35-40
180×8-12-16-25-30 450×10-12-14-16-20-25-34-40-50
180×32-34-38-40-45-50 480×10-12-14-16-18-20-25-30-40
http://www.wxhxthg.com 0510-88264800