Category	Steel grade	Standard	Country	Application
Superalloys	NC20T, NiCr20Ti, N06075, 2.4951, NiCr20Ti	AFNOR	France	Nickel and nickel alloy forgings
Superalloys	NiCr20TiAI	AFNOR	France	Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties