SAE AMS 5751F
Alloy Bars, Forgings, and Rings, Corrosion and Heat Resistant, 54Ni - 17.5Cr - 16.5Co - 4.0Mo - 2.9Ti - 2.9Al - 0.006B, Solution, Stabilization, and Precipitation Heat Treated Consumable Electrode or Vacuum Induction Melted