Carbon Steel Pipe, Stainless Steel Pipe, Copper Nickel Tube manufacturer / supplier in China, offering SA179 Corrugated Spiral Tube for Boiler, Carbon Steel Seamless Tube Bent/Straight Pipe, 6m/12m, A179 A192 A210 for Bolier, SA213 T12 Special U Bend Tube for Boiler and so on.