NAS 354N is a super austenitic stainless steel with very high molybdenum for pitting and crevice corrosion resistance and high enough nickel content for good resistance to stress-corrosion cracking. 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-1066. Producer or source: Nippon Yakin Kogyo Company Ltd.