Nominal Composition

Weight %

Nickel: 52 Balance
Cobalt: 1 max.
Iron: 19
Chromium: 18
Niobium* + Tantalum 5
Molybdenum: 3
Manganese: 0.35 max.
Silicon: 0.35 max.
Titanium: 0.9
Aluminum: 0.5
Carbon: 0.05
Boron: 0.004 

*Also known as Columbium

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