NIONEL is a nickel-base alloy having high resistance to corrosive attack by oxidizing chemicals and to pitting attack by sea water. It is corrosion resistant to mixed mineral acids. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, joining, and surface treatment. Filing Code: Ni-54. Producer or source: International Nickel Company Inc..