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US 12,624,426 B2Granted
High entropy alloy
AssigneeRtx Corporation
InventorsKenneth D. Smith, John A. Sharon, Ryan M. Deacon, Soumalya Sarkar
Life of this patent
Estimating the term…
Abstract
An alloy comprising by weight percent: 16.0-26.0 Cr; 23.0-34.0 Mo; 21.0-31.0 Ta; 0.50-3.5 Ti; and 17.0-27.0 V.
Claims20
An alloy comprising by weight percent:
- 19.25-23.25 Cr;
- 27.10-31.10 Mo;
- 24.25-28.25 Ta;
- 0.5-2.25 Ti;
- 15-24.15 V;
- and
- no more than 5.0 Zr, if any.
4 more elements
A gas turbine engine component comprising:
- a substrate comprising:
- 4.8-26.0 Cr;
- 21.75-41.0 Mo;
- 21.0-50.0 Ta;
- 6.0-27.0 V;
- no more than 18.0 Ti, if any;
- and
- no more than 5.0 Zr, if any;
- and
- a coating.
7 more elements
A coated substrate having:
- a substrate comprising:
- 4.8-26.0 Cr;
- 21.75-41.0 Mo;
- 21.0-50.0 Ta;
- 6.0-27.0 V;
- no more than 18.0 Ti, if any;
- and
- no more than 5.0 Zr, if any;
- and
- a coating comprising one or more:
- silicide-based coatings;
- zirconia-yttria based coatings;
- rare-earth oxide coatings;
- and
- mixtures thereof.
12 more elements
An alloy comprising by weight percent:
- 4.8-26.0 Cr;
- 21.75-41.0 Mo;
- 21.0-50.0 Ta;
- 6.0-27.0 V;
- no more than 18.0 Ti, if any;
- and
- no more than 5.0 Zr, if any,
- the alloy having at least one of:
- a density of 8.80 to 9.10 grams per cubic centimeter;
- a 1300° C. yield point of at least 500 MPa;
- and
- a melting point of at least 1600° C.
9 more elements
Dependencies are inferred from the claim text.