Steel Pipes, Pipes Fittings, Socket Fittings manufacturer / supplier in China, offering Premium AISI 6150 Spring Steel Rods for Industrial Applications, ASME B16.5 Stainless Steel 600# FF A240 304 304L Drip Bleed Ring, API 5L X42 / X65 Pls2 Sch40 Seamless Carbon Steel Pipe and so on.