hydraulic seamless pipe

ERW / CEW BS3059-1 Ống quá nhiệt carbon thấp 320

ERW/CEW Welded Steel Tubes BS3059-1 Low Carbon Steel 320 BS3059-1 Grade 320 Low Carbon Steel Tubes for Steel Boiler and superheater tubes CFS Cold drawing seamless steel tubes/HFS Hot finished seamless steel tubes Low tensile carbon steel tubes for heat-exchanger,condensor,air-heater tubes Method of Manufacture of Steel Tubes: HFS-Hot finished seamless CFS-Cold finished seamless ERW-Electric resistance welded including induction welded CEW-Cold finished electric resistance