SAE AMS5441C
Nickel Alloy, Corrosion- and Heat-Resistant, Bars, Forgings, and Rings Ni – 18Cr – 2.8Mo – 5.5Cb (Nb) – 0.70Ti – 1.50Al – 10Fe – 9Co – 1W Consumable Electrode Remelted or Vacuum Induction Melted 1775 °F (968 °C) Solution Heat Treated, Precipitation-Hardenable
standard by SAE International, 04/04/2023