Alloy Castings, Investment, Corrosion and Heat Resistant 62Ni - 21.5Cr - 9.0Mo - 3.6(Cb+Ta) Vacuum Melted, Vacuum Cast
1980
https://discoverarchives.library.ualberta.ca/alloy-castings-investment-corrosion-and-heat-resistant-62ni-21-5cr-9-0mo-3-6-cb-ta-vacuum-melted-vacuum-cast
0ANSI/SAE AMS-5401