Carbon Steel Pipe, Stainless Steel Pipe, Copper Nickel Tube manufacturer / supplier in China, offering A106 Gr. B A213 T11 SA210 Gr. C En10216-2 P235gh Tube for Power Plant, Boiler Tube A106 A213 ASME SA210 En10216 for High Temperature Industrial Boilers, ASTM A182 F51 Duplex Steel Spectacle Blind Flange / B16.48 Rtj Figure-8 Blanks and so on.