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Analysis and control methods of common appearance defects of steel sections
1. Insufficient filling of steel angles Defect characteristics of insufficient filling of steel angles: Insufficient filling of finished product holes causes a lack of metal at the edges and corners of steel, which is called insufficient filling of steel angles. Its surface is rough, mostly along...Read more -
Quality defects and prevention of steel pipe sizing (reduction)
The purpose of steel pipe sizing (reduction) is to size (reduction) the rough pipe with a larger diameter to the finished steel pipe with a smaller diameter and to ensure that the outer diameter and wall thickness of the steel pipe and their deviations meet the relevant technical requirements. Th...Read more -
How to choose a 16mn thick-walled Q355 seamless steel pipe
16mn thick-walled seamless steel pipe is a commonly used steel pipe material, widely used in various industries. Choosing a suitable 16mn thick-walled seamless steel pipe is crucial to the smooth progress of the project. This article will combine the encyclopedia of relevant keywords and industry...Read more -
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Price List
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Outside Diameter Wall Thickness FOB TIANJIN Outside Diameter Wall Thickness FOB TIANJIN 外径 (mm) 壁厚 (mm) 离港价 USD/TON 外径 (mm) 壁厚 (mm) 离港价 USD/TON 219、245 5.0-11.75 586.76 426 5.75-11.75 593.68 273 5.0-11.75 586.76 ...Read more -
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIPE Price List
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIPE FOB TIANJIN USD/TON Outside Diameter (mm) 219 273 324 356 406 457 508 610 711 762 813 914 Wall Thickness (mm) 6 620 620 620 620 620 620 620 620 620 620 620 620 7 620 620 620 620 620 62...Read more -
API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe Price List
API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe 公称通径 DN 外径OD (mm) SCH40(6m/5.8m) SCH80(6m/5.8m) SCH160(6m/5.8m) 壁厚WT FOB 壁厚WT FOB 壁厚WT FOB (mm) USD/TON (mm) USD/TON (mm) USD/TON 1/4” 13.7 2.24 1,117.27 3.02 1,117.27 / / 3/8” 17.1 2.31 978.95 3.2 978.9...Read more