We can manufacture and supply seamless steel pipes withOD 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.
Alloy pipes and tubes
1、GB/T9948-12Cr5MoNT, 12Cr5MoI, 12Cr9Mo, 15CrMo, 12Cr2Mo
2、ASTM/ASME A335-P5, P22, P9, P11, P22, P91, P92
3、ASTM/ASME A213-T5, T11, T12, T22, T91, P91, T92, P92
4、GB/T5310-12Cr1MoVG, 15CrMoG
Carbon pipes and tubes
1、 structure pipe, fluid pipe, low and medium pressure pipe
GB/T8162、GB/T8163、GB3087-20#;
A/SA53- Gr.B
2、 line pipe
API5L PSL1 & PSL2-Gr. B、X42、X46、X52、X56、X60、X65；
3、mechanical pipe
GB/T8162-Q345B/C/D/E；
EN10297-1-E355, E355K2；
EN10210-1-S355J0H/J2H/K2H
4、Petroleum cracking tube , High pressure chemical fertilizer pipe, high-pressure boiler tube
GB9948-20#;
GB647920#,16Mn;
GB5310-20G、25MnG;
DIN17175-ST45.8/III;
A/SA106-Gr.B & C
Low temperature pipe and tube
1、A/SA333-Gr.1, Gr.6, Gr.3, GR.8;