UNS No. N02230 was designed for use in active cathodes. It is essentially free from titanium. Its closely controlled composition makes it useful for certain special electron-tube applications. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-346. Producer or source: Nickel and nickel alloy producers.