SAE AMS 4640H
SAE AMS 4640H
Aluminum Bronze, Bars, Rods, Shapes, Tubes, and Forgings 81.5Cu 10.0Al 4.8Ni 3.0Fe Drawn and Stress Relieved (HR50) or Temper Annealed (TQ50)
standard published 05/23/2011 by SAE International