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API 5L/ASTM A53 GR.B (Small Diameter ERW Steel Pipe)
API 5L/ASTM A53 GR.B (Small Diameter 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 33.4 (1″) 2.1-2.4 589.43 Φ133 3.0-5.75 568.06 2.5-3.25 571.83 6.0-...Read more -
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe)
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 5.0-11.75 650.44 462 5.75-11.75 670.45 273 5.0-11.75 650.44 12.5-13...Read more -
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE)
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED 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 245, 273 5.0-9.28 685.39 450, 457, 508, 530 6.5-11.98 718.75 9.4...Read more -
Hydrostatic test of spiral welded pipe
Spiral steel pipe carrying water application to conduct a hydrostatic test, usually it is testing machine to test when trials to ensure the quality of the spiral steel pipe. Spiral steel pipe hydrostatic testing machine works: Spiral steel pipe hydrostatic testing machine during a pressure test, ...Read more -
High-pressure steel pipe production process and its simple maintenance
The main production process of high-pressure steel pipe: billet heating, perforated tube, pipe extension. High-pressure steel pipe rolling, pipe sizing, reducing pipe, cooling and finishing steel or can be said to be heated perforated steel embryo hot rolled pickling spray head cut cold drawn car...Read more -
Difference of Hot-rolled and Cold-drawn
Hot-rolled is based on the slab (mainly billet) as raw material, heated by a roughing mill and finishing mill group made of steel. From finishing the last one out of the hot strip mill by laminar cooling to the set temperature, the coiling machine rolled steel strip coils, steel roll cooled throu...Read more