GI/galvanized steel coil 1.Technique: cold rolled and hot dipped 2.ISO9001:2000 3.anticorrosion 4.Zinc coating:60-275g/m GI/Galvanized steel coil StandardASTM A653, JIS G3302,GB/T3830-2006GradeDX51D,SGCC,SPCC,SGHCThickness0.15-3.0mmWidth600-1250mm(usual size:914mm,1000mm,1200mm,1219mm,1250mm,)Base metalGalvanized steel coils, aluzinc steel coilsZinc coating60-275gsmCoil ID508mm&610mmCoating ...