COLUMBIUM 10W-2.5Zr is a columbium-tungsten-zirconium alloy having good high temperature strength and heat resistance up to 2400 F. It is recommended for nuclear reactors, missiles and space vehicles. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear andbearing strength as well as creep. It also includes information on high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: Cb-15. Producer or source: Union Carbide Corporation, Stellite Division.