Aluminum Alloy, Hand Forgings and Rolled Rings 6.3Cu - 0.30Mn - 0.18Zr - 0.10V - 0.06Ti (2219-T852/T851) Solution Heat Treated, Mechanically Stress Relieved, and Precipitation Heat Treated
AMS4144G
This specification covers an aluminum alloy in the form of hand forgings 17 inches (432 mm) and under in nominal thickness, and rolled rings up to 6 inches, incl (152 mm, incl) in nominal thickness at the time of heat treatment (see 8.5).
Rationale:
AMS4144G prohibits unauthorized changes (3.5), revises condition (3.2), properties (3.3, Tables 2A and 3A), classification of tests (4.2), reports (4.4), and identification (5.1.1), and results from a Five-Year Review and update of this specification.