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SAE AMS 4111F-2023
Aluminum Alloy Forgings 7.7Zn - 2.5Mg - 1.5Cu - 0.16Cr (7049-T73) Solution and Precipitation Heat Treated
This specification covers an aluminum alloy in the form of die forgings or hand forgings up to 5 inches (125 mm) in thickness, and forging stock of any size (see 8.7 ).
Society of Automotive Engineers [sae]