PDF PRODUC 3003 ALUMINUM ALLOY COIL / SHEET -
TECHNICAL DATA SHEET (TDS) PRODUC 3003 ALUMINUM ALLOY COIL / SHEET 3003 aluminum alloy is an alloy in the wrought aluminum-manganese family (3000 or 3xxx series). It can be cold worked (but not, unlike some other types of aluminum alloys, heat-treated) to produce tempers with a higher strength but a lower ductility. Like most other aluminum