7475 aluminum alloy (Adirium) is a wrought alloy with high zinc weight percentage. It also contains magnesium, silicon and chromium.
7475 alloy can not be welded. It has more spring back because of its strength. It has high machinability.
Chemical composition ElementContent (%)Aluminum90.3Zinc5.7Magnesium2.3Silicon1.50Chromium0.22
Properties PropertiesValueDensityMelting pointElastic modulusPoisson's ratio0.33Thermal conductivityUltimate Tensile StrengthElongation at Break12%Modulus of Elasticity
Applications Shell casings Aircraft
References
External links https://www.suppliersonline.com/propertypages/7475.asp https://www.suppliersonline.com/propertypages/7475.asp https://www.makeitfrom.com/material-properties/7475-AlZn5.5MgCuA-Aluminum
https://www.efunda.com/Materials/alloys/aluminum/show_aluminum.cfm?ID=AA_7475&show_prop=all&Page_Title=AA%207475