
Q355B無縫管180×8每米單價無錫無縫鋼管廠家豪鑫天
無縫鋼管重量計算公式:((外徑 - 壁厚)×壁厚)×0.02466=kg/米
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						42×3.5-4-5-6-7-8-9-10
					 | 
						180×8-12-16-25-30
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						530×10-12-14-16-18-20-30-40
					 | 
| 
						45×3.5-4-5-6-7-8-9
					 | 
						180×32-34-38-40-45-50
					 | 
						560×10-14-16-20-25-30-40-50-60
					 | 
| 
						48×3.5-4-5-6-7-8-9-10
					 | 
						194×6-8-12-16-20-25-30-40-45-50
					 | 
						580×10-14-16-20-30-40-50-70
					 | 
| 
						51×3.5-4-5-6-7-8-9-10
					 | 
						203×6-7-10-15-20-25-30
					 | 
						600×10-14-18-25-20-30-50-60
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