... gi 4)Zinc coating: 50-275 steel strip:1) Hot dipped galvanized steel strip,2) Thickness of zinc coated steel: 0.20-2.0mm,3 ... ,5) Tensile strength: 315-430n/mm2,6) Standard of galvanized steel coil: JIS G3302, GB/T251B, EN10327, ASTMA653,7) Grade of galvanized ... (DX51D+Z), SGCD (DX52D+Z),8) Surface finish of galvanized steel coil: Normal spangle, large spangle, small spangle, matt surface,9) Elongation ...