COLUMBIUM-1% Zr is a readily fabricable, moderate strength columbium-base alloy for high temperature service. It is double consumable-electrode vacuum are melted. It is recommended for missiles, spacecraft and high temperature components. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness and creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Cb-11. Producer or source: Wah Chang.