SAE AMS 5940D:2019-07-31
Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 34Co - 3.0Cr - 28Ni - 3.0Cb(Nb) - 5.5Al - 0.008B - 25.5Fe Multiple Melted, High Temperature, Oxidation-Resistant, Low Expansion Solution Heat Treated, Precipitation-Hardenable
