... coating:Z50-Z150 Color:Ral color code according to customer. Prepainted steel coil&sheetStandard:SGCC,DX51D,GBT12754-2006,ASTMA755,JISG3312,EN10169Base material ... :Hot dipped galvanized steel coil or hot dipped galvalume steel coilHardness:G280mm,G300,G350,G400,G550.Thickness ... paid by LC at sight,or 100%LC at sight. Prepainted steel coil &sheet