... , Aluminum CircleMain SpecificationAlloyAA1xxx (AA1050, AA1070, AA1100,AA3003 etc.)HO,H12,H14,H24,HFTemperO, H14Thickmess0.5mm-4mmWidth/Diameter100mm-1200mmStandardGB/T 3880-2006/ASTMSpecial ... specification is available on customer's requirementSpecially for the cookware and the road sign 3003 H12 alloy aluminum circles for road ...