api 5l x60 welded pipe linepipe psl1 psl2 supplier

  • Ministry of Commerce of the P.R.China China Commodity Net

    Next, the pipes are threaded and receive a strength enhancing copper plating. Nondestructive quality control inspection then takes place, after which the pipes are welded to tool joints. Pipes then undergo weld heat treatments and a weld finishing processes that removes welding stress.

  • Ministry of Commerce of the P.R.China China Commodity Net

    China ASTM A106 GR.B Pipe Manufacturer Lufeng Provides ASTM A106 GR.B Seamless Pipe, Carbon Steel, 6M Length, Size DN50, SCH STD, Bevelled Ends. ASTM A106 GR.B Seamless Pipe, DN50, 6M, SCH STD Key Specifications / Features KeywordsSEAMLESS PIPE, DN50, 6M, BEVELLED ENDS, SCH STD, CARBON STEEL, ASTM A106 GR.B. Type´╝ÜSeamless Pipe.