This specification covers a corrosion and heat resistant nickel-base alloy in the form of bars, forgings, flash welded rings, extrusions, and stock for forging or flash welded rings.
SAE AMS5666A-1974 history
2022SAE AMS5666K-2022 Nickel Alloy, Corrosion- and Heat-Resistant, Bars, Forgings, Extrusions, Rings, and Stock for Forgings, Extrusions, and Rings 62Ni - 21.5Cr - 9.0Mo - 3.65Cb (Nb) Annealed