This specification covers an aluminum alloy in the form of die forgings not over 4 inches (102 mm) in nominal thickness at time of heat treatment , hand forgings with as-forged thickness not exceeding 8 inches (203 mm) and the cross-sectional area not greater than 256 in2, forged or rolled rings 3.5 inches (89 mm) and under in nominal thickness at time of heat treatment and having an OD-to-wall thickness ratio of 10:1 or greater, and stock of any size for forgings and rings (see 8.6).
SAE AMS4127K-2019 history
2024SAE AMS4127L-2024 Aluminum Alloy, Forgings and Rolled or Forged Rings, (6061-T6), Solution and Precipitation Heat Treated
2019SAE AMS4127K-2019 Aluminum Alloy, Forgings and Rolled or Forged Rings (6061-T6) Solution and Precipitation Heat Treated
2012SAE AMS4127J-2012 Aluminum Alloy, Forgings and Rolled or Forged Rings (6061-T6) Solution and Precipitation Heat Treated
2005SAE AMS4127J-2005 Aluminum Alloy, Forgings and Rolled or Forged Rings (6061-T6) Solution and Precipitation Heat Treated UNS A96061
1999SAE AMS4127H-1999 Aluminum Alloy, Forgings and Rolled or Forged Rings, Solution and Precipitation Heat Treated (Reaffirmed: 01 May 1995)
1999SAE AMS4127G-1999 ALUMINUM ALLOY FORGINGS AND ROLLED OR FORGED RINGS 1.0Mg - 0.6Si - 0.2aCu - 0.20Cr (6061-T6) Solution and Precipitation Heat Treated
1991SAE AMS4127G-1991 Aluminum Alloy Forgings and Rolled or Forged Rings 1.0Mg - 0.6Si - 0.28Cu - 0.20Cr (6061- T6) Solution and Precipitation Heat Treated