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  • LSAW Steel Pipe Price June 16th 2021

    LSAW Steel Pipe Price June 16th 2021

    API 5L/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN Outside Diameter 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 Wall  8 1,082  1,075  1,082  1,067  1,067  1,067  1,067  1,067  Thickness  9.53 1,075  1,059  1,067  1,043  1,043  1,043  1,043  1,043  壁...
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  • Small Diameter ERW Steel Pipe Price June 16th 2021

    Small Diameter ERW Steel Pipe Price June 16th 2021

    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″) 2.1-2.4 972.20  Φ133        3.0-5.75 945.43  2.5-...
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  • Hot Rolled ERW Steel Pipe Price June 16th 2021

    Hot Rolled ERW Steel Pipe Price June 16th 2021

    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 5.0-11.75 962.76  426 5.75-11.75 986.38  273 5.0-11.75 962.76 ...
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  • Hot Expanded ERW Steel Pipe Price June 16th 2021

    Hot Expanded ERW Steel Pipe Price June 16th 2021

    API 5L/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 5.0-9.28 954.88  450, 457, 508, 530 6.5-11.98 1022.60 ...
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  • How to deal with the oxide scale of sanitary stainless steel pipe

    How to deal with the oxide scale of sanitary stainless steel pipe

    There are mechanical, chemical, and electrochemical methods to remove the oxide scale of sanitary stainless steel pipes. Because of the complexity of the oxide scale composition of sanitary stainless steel pipes, it is not easy to remove the oxide scale on the surface, but also to make the surfac...
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  • What is the difference between cold drawn steel pipe and hot rolled steel pipe

    What is the difference between cold drawn steel pipe and hot rolled steel pipe

    (1) The difference between hot working and cold working: hot rolling is hot working, and cold drawing is cold working. The main difference: hot rolling is rolling above the recrystallization temperature, cold rolling is rolling below the recrystallization temperature; cold rolling is sometimes he...
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