SAE AMS5663P
Nickel Alloy, Corrosion- and Heat-Resistant, Bars, Forgings, Rings, and Stock for Forgings and Rings, 52.5Ni – 19Cr – 3.0Mo – 5.1Cb (Nb) – 0.90Ti – 0.50Al – 18Fe, Consumable Electrode or Vacuum Induction Melted, 1775 oF (968 oC) Solution and Precipitation Heat Treated
standard by SAE International, 08/19/2022