Annotation of standard text SAE AMS4320C :
This specification covers an aluminum alloy in the form of die forgings, hand forgings, and forging stock.
SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Material Specification
Stabilized: Sep 2022 
Aluminum Alloy Forgings 7.7Zn - 2.5Mg - 1.5Cu - 0.16Cr (7149-T73) Solution and Precipitation Heat Treated
STANDARD published on 1.9.2022
Designation standards: SAE AMS4320C
Publication date standards: 1.9.2022
Country: American technical standard
Category: Technical standards SAE
This specification covers an aluminum alloy in the form of die forgings, hand forgings, and forging stock.
SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Material Specification
Stabilized: Sep 2022