Roofing Sheet, Galvanized Steel, Galvalume Steel manufacturer / supplier in China, offering Hot Sale 12 14 Gauge Size 1/2 3/4 1"2"1.5"Inch Hot Dipped Gi Pipe 0.8mm 1.0mm 1.2mm Thickness Sch40 Metal 25mm Galvanized Steel Round Pipe, Prime PPGI Color Coated Steel Coil Hot Prepainted by Supplier-Price Per Ton, Grade a 26 Gauge Galvanized Steel Coil Factory Supply Z275 Wholesale Price with Cutting Service and so on.