SAE AMS 4311E
SAE AMS 4311E
Aluminum Alloy, Rolled or Forged Rings 5.6Zn 2.5Mg 1.6Cu 0.23Cr (7075-T7351, 7075-T352) Solution Heat Treated, Mechanically Stress Relieved, and Precipitation Heat Treated ( Reaffirmed: Sep 2012 )
standard published 08/01/2007 by SAE International