Form: This specification covers a corrosion and heat resistant nickel alloy in the form of bars@ forgings@ flash welded rings@ and stock for forging@ flash welded rings@ or heading. Application: Primarily for parts@ such as turbine rotors@ shafts@ flanges@ blades@ and bolts@ requiring oxidation resistance up to 2200??(1206?? and relatively high strength above 1500??(816??.