Sirius S15 is a high-temperature stainless steel with the elements silicon, cerium, and lanthanum added for an oxidation resistance that is better than AISI Type 310. Applications are in burners, recuperators, and ducts. This datasheet provides information on composition, physical properties, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming and joining. Filing Code: SS-913. Producer or source: Industeel USA, LLC.