... 3.anticorrosion 4.Zinc coating:60-275g/m GI/Galvanized steel coil StandardASTM A653, JIS G3302,GB/T3830-2006GradeDX51D, ... size:914mm,1000mm,1200mm,1219mm,1250mm,)Base metalGalvanized steel coils, aluzinc steel coilsZinc coating60-275gsmCoil ID508mm&610mmCoating thicknessTop:18- ... ppgi distribution center4.We are the leading color coated galvanized steel coil(PPGI) supplier of China.We can accept your ...