TANTALUM is a high-density, ductile metal with excellent resistance to corrosion. Two grades of Tantalum, EB (electron beam melted) and PM (powder metallurgy) are covered. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ta-10. Producer or source: Fansteel Metallurgical Corporation. See also Alloy Digest Ta-2, November 1972.