... -03(2008)Substrate StandardASTM A 653/A 653 M, Zinc-Coated(Galvanized)Zinc DesignationG30[Z90],G40[Z120],G60[Z180],G90[Z275 ... and Interior construction, Home Appliances, DecorationAvailable Substrates • 55% Aluminum-Zinc coated Steel • Galvanized Steel • Cold Roll SteelSize AvailabilityBase Metal Thickness0.2mm ...