Alcan 7040 alloy is an Al-Mg-Zn-Cu-Zr plate alloy, developed to improve strength-toughness over incumbent alloys 7010 and 7050. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, and machining. Filing Code: AL-412. Producer or source: Alcan Inc.