Seamless Steel Pipe, Flange, Valve manufacturer / supplier in China, offering En 10216-5 Stainless Steel Pipe 310S - Heat-Resistant for Furnace Applications, BS En 10216-5 Stainless Steel Pipe 304/304L - Seamless, Pn16, Stainless Steel Pipe En 10216-5 904L - Acid-Resistant for Harsh Media and so on.