Form This specification covers an iron-nickel alloy in the form of bars@ forgings@ flash-welded rings@ and stock for forging@ flashwelded rings@ or heading. Application These products have been used typically for parts requiring a combination of high strength and low expansion properties up to 1200 ??(649 ??@ but usage is not limited to such applications.
SAE AMS5893C-2018 history
2023SAE AMS5893D-2023 Iron-Nickel Alloy, Bars, Forgings, and Rings and Stock for Rings, Forgings, and Heading 42Fe - 37.5Ni - 14Co - 4.8 (Cb + Ta)(Nb + Ta) - 1.6Ti Solution Heat Treated, Short-Time Precipitation Hardenable Multiple Melted, High Temperature, Low Expansion