Nickel-based superalloy having high mechanical strength at a high temperature
AssigneesSafran, Universite De Nantes, Centre National De La Recherche Scientifique
InventorsJérémy RAME, Edern MENOU, Clara DESGRANGES, Franck TANCRET
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Abstract
A nickel-based superalloy includes, in weight percent, 4 to 6% aluminum, 5 to 8% cobalt, 6 to 9% chromium, 0.1 to 0.9% hafnium, 2 to 4% molybdenum, 5 to 7% rhenium, 5 to 7% tantalum, 2 to 5% tungsten, 0 to 0.1% silicon, the balance being of nickel and unavoidable impurities.
Claims13
A nickel-based superalloy comprising, in weight percent, 4 to 6% aluminum, 5 to 8% cobalt, 6 to 9% chromium, 0.1 to 0.9% hafnium, 2 to 4% molybdenum, 5 to 7% rhenium, 5 to 7% tantalum, 2 to 5% tungsten, 0 to 0.1% silicon, the balance consisting of nickel and unavoidable impurities.
Dependencies are inferred from the claim text.