Udimet 901 is a nickel-base alloy having high creep and rupture strength at 1000 to 500 F. It is used in disc and other heavy forgings for commercial aircraft gas turbines. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-111. Producer or source: Special Metals Inc.. See also Alloy Digest Ni-155, July 1970.