AISI Type 302B is an austenitic chromium nickel stainless steel which has a resistance to scaling at elevated temperatures superior to Type 302. It is used exclusively for parts which are exposed to high temperatures in service. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and creep. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-132. Producer or source: Alloy steel mills and foundries.