Steel Pipe, Aluminum Coil, Galvanized Steel Coil manufacturer / supplier in China, offering 99% Purity ASTM C10200 C10100 Copper Pipe and Tube Dia 20mm 25mm Pure Copper Round Pipe, High Purity 18mm 26mm Copper Pipe 0.5mm Thick C1100 C1220 C1020 Copper Tube, Prime Quality G350 Gi Steel Coil Dx51d Z100 Zinc Coated Galvanized Steel Coil 316ti Bending Welding Stainless Steel Pipes and so on.