Carbon Steel Pipe, Stainless Steel Pipe, Copper Nickel Tube manufacturer / supplier in China, offering ASTM A106/A53 Gr. B/C Seamless Carbon Steel Black Pipes for High Temperature Service, Uns 7060X CuNi 90/10 Flange/Tee Eemua 234 Comliant, CuNi 90/10 Uns C7060X Seamless Pipes for Marine Systems and so on.