Form:

This specification covers a corrosion and heat-resistant iron alloy in the form of bars, 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 and oxidation resistance up to 2000 °F (1093 °C), but usage is not limited to such applications.