... purposes that do not require excessive processing.product name: PPGI coils steel: StandardASTM A653, JIS G3302,GB/T3830-2006GradeDX51D,SGCC,SPCC ... :762mm,914mm,1000mm,1200mm,1219mm,1220mm,1250mm,)Base metalGalvanized steel coils, aluzinc steel coilsZinc coating60-120gsmCoil ID508mmCoating thicknessTop:17-25um back ...