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Highly processable single crystal nickel alloys

Patent ·
OSTI ID:1840441
Alloys, processes for preparing the alloys, and articles including the alloys are provided. The alloys can include, by weight, about 4% to about 7% aluminum, 0% to about 0.2% carbon, about 7% to about 11% cobalt, about 5% to about 9% chromium, about 0.01% to about 0.2% hafnium, about 0.5% to about 2% molybdenum, 0% to about 1.5% rhenium, about 8% to about 10.5% tantalum, about 0.01% to about 0.5% titanium, and about 6% to about 10% tungsten, the balance essentially nickel and incidental elements and impurities.
Research Organization:
Questek Innovations LLC, Evanston, IL (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
SC0009592
Assignee:
Questek Innovations LLC (Evanston, IL)
Patent Number(s):
11,118,247
Application Number:
16/352,136
OSTI ID:
1840441
Country of Publication:
United States
Language:
English

References (4)

Measurement of the lattice misfit in the single crystal nickel based superalloys CMSX-4, SRR99 and SC16 by convergent beam electron diffraction journal July 1998
Effect of Alloying Elements on the Elastic Properties of γ-Ni and γ'-Ni3Al from First-principles Calculations journal January 2009
Directional solidification of large superalloy castings with radiation and liquid-metal cooling: A comparative assessment journal October 2004
Freckle Formation in Superalloys conference January 2000

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