ATI 50 Alloy is an austenitic stainless steel strengthened with nitrogen. It is superior to AISI Type 316L in both strength and corrosion resistance. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-1103. Producer or source: ATI Allegheny Ludlum Corporation.