... 646 2006 Torlance: +- 2 % Colour: black,white,blue Welding standard: AWS D 1.1 Gavanization standard: ASTM A 123 Warranty: 15 ... coil ,the process as cut plate, bending ,forming,automatic welding,drill holes ,quality check before galvanized, hot dip galvanized or ... required , the process as cut plate, bending ,forming ,automatic welding ,drill holes ,quality check before galvanized ,hot dip galvanized or ...