Seamless Steel Pipes, Thickness : 3mm To 50mm

We are offering seamless steel pipes. The products are conformed strictly to the national and company standards, including api spec 5l, 5ct, astm a53 gr.b, astm a106 gr.b, din24481629, gb3087, gb5310, gbt8163, gbt8162, gbt9711.1, gbt9711.2, syt5040, syt5037, widely applied in the printing plate making industry, oil-gas industry, chemical industry, fluid transportation, mechanical equipment, refrigeration, casing pipe and piling for bridges.