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        We can manufacture and supply seamless steel pipes with OD 1/8"(10.3mm)-56"(1422.4mm) and wall thickness below 5.91"(150mm)  according to ASTM/ASME、DlN/EN、BS、JlS、GOST、GB standard and customers’ special requirements .   

        Materials are mainly including carbon steel pipes, alloy steel pipes, and stainless steel pipes, also the tubing for applications of gas cylinder,structure,high/low-temperature resistance,high/low -pressure resistance and corrosion resistance.


        SEAMLESS API 5L LINE PIPE(PSL1, PSL2)

        Gr.B, X42, X52, X56, X60, X65, X70

        Delivery Condition: Normalizing, Quenching, Tempering

             

        Alloy Steel Pipes and Tubes

        ASTM / ASME A335 P11, P12, P22, P5, P9, P91, P92

        ASTM / ASME A213 T11, T12, T22, T5, T9, T91, T92

        DIN17175   13CrMo44,  10CrMo910, X10CrMoVNb9-1, X10CrMoVNb9-2

        EN10216-2  13CrMo4-5,10CrMo910, X10CrMoVNb9-1, X10CrMoVNb9-2

        ГОСТ 550-75 15Ch5M, 15Х5М, 15Х5М / А, 15Х5М / Б

        ТУ 14-3Р-62-2002 15X5M-У

        TU 14-3R-55-2001

         


        Gas Cylinder Pipe

        ASTM / ASME 519 Gr.4130, Gr.4135

        DIN17204 34CrMo4

        37Mn

        En 10083 25CrMo4, 34CrMo4

        GOST 4543-71 30ChM, 35ChMA


        Structural Pipe and Low Temperature Steel Pipe

        DIN1629 ST52

        EN10297-1 E355

        EN10210-1 S355J2H, S355JOH

        GOST 17066-94 09G2S

        A/SA333-Gr.1, Gr.3, Gr.6, GR.8;


        Boiler Tubes and Heat Exchanger Tubes

        A/SA 106 / A/SA 210 Gr.A, Gr.B/A1, Gr.C

        DIN17175 ST35.8, ST45.8, 17Mn4

        EN 10216-2 P235GH,  P265GH

        TU 14-3R-55-2001 20,  20-PV