Fe is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one.

Untreated: 85,000-100,000 TS; 35,000-50,000 YS; 35-25 El; 55-45 RA. For furnace parts, crucibles, autoclaves, recuperators; heat and corrosion resistant to 1150 C.