Form This specification covers a corrosion and heat-resistant iron-chromium-nickel-cobalt alloy in the form of bars@ wire@ forgings@ flash welded rings@ and stock for forging@ flash welded rings@ or heading. Application These products have been used typically for parts@ such as turbine rotors@ shafts@ blades@ and bolts requiring high strength up to 1350 ??(732 ?? and oxidation resistance up to 1800 ??(982 ??@ but usage is not limited to such applications.