Steel, Galvanized, Galvalume manufacturer / supplier in China, offering Waterproof Zinc Coated Metal Dx51d Dx52D S250gd S280gd Galvaninzed Corrugated Roofing Sheet, Hot Rolled Controlled Iron Quenched Steel Building Material SGS BV Alloy Metal Tempering Plates B490HP Sg325 HP345 HP235 HP295 High Strength Welding Steel Plate, Good Ductility Bright Stone Silver Matt Mr SPCC Dr8 Q195L Cold Rolled Electrolytic Tinplate Sheet and so on.