NAS 335X (UNS N08020) is an iron-nickel-chromium-molybdenum alloy with corrosion resistance for both reducing and oxidizing environments. 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, and joining. Filing Code: SS-1146. Producer or source: Nippon Yakin Kogyo Company Ltd.