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US 12,180,565 B2Granted
Nickel-based superalloy
AssigneesSafran, Office National d'Etudes et de Recherches Aerospatiales
InventorsAnne-Laure Rouffie, Jean-Michel Patrick Maurice Franchet, Didier Locq
Life of this patent
Estimating the term…
Abstract
A Nickel-based superalloy, whose composition includes, in percent by weight of the total composition: Chromium: 10.0-11.25; Cobalt: 11.2-13.7; Molybdenum: 3.1-3.8; Tungsten: 3.1-3.8; Aluminium: 2.9-3.5; Titanium: 4.6-5.6; Niobium: 1.9-2.3; Hafnium: 0.25-0.35; Zirconium: 0.040-0.060; Carbon: 0.010-0.030; Boron: 0.01-0.030; Nickel: remainder as well as unavoidable impurities; the composition being free of tantalum.
Claims18
A Nickel-based superalloy, whose composition comprises, in percent by weight of the total composition:
- Chromium:
- 10.0-11.25;
- Cobalt:
- 11.2-13.7;
- Molybdenum:
- 3.1-3.8;
- Tungsten:
- 3.1-3.8;
- Aluminium:
- 2.9-3.5;
- Titanium:
- 4.6-5.6;
- Niobium:
- 1.9-2.3;
- Hafnium:
- 0.25-0.35;
- Zirconium:
- 0.040-0.060;
- Carbon:
- 0.010-0.030;
- Boron:
- 0.01-0.030;
- Nickel:
- remainder
- as well as unavoidable impurities;
- the composition being free of tantalum.
23 more elements
Dependencies are inferred from the claim text.