ASTM A653 Hot dip Galvanized Structural Steel Coils Size of supply: Thickness : Cold rolled:0.3~3.0mm; hot rolled:1.8-2.0mm; Width: Sheet:800~1830mm; Coil :610mm Coating thickness designation: Zn coating: G20, G30, G40, G60, G90, G115,G140, G165, G185, G210. Alloy coated: A25, A40, A60. Surface Finish: Regular Spangle Coil,Minimum Spangle Galvanized Coil,Extra Smooth Galvanized Coil Surface Treatment: Chemical Treatment, Oil, Chemical Treatment and Oil, Dry, Phosphatized Structural Steel Grades: SS33, SS37, SS40, SS 50A class1, SS 50B class 2, SS 50class3, SS 80 Chemical composition and physical property of hot-dip zinc coated Galvanized structural Steel : SS GRADES C max P max S max Mn max Yield strength, min ksi Tensile strength, min ksi Elongation, min %…