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US 11,111,912 B2Granted
Crack resistant hardfacing alloys
AssigneeOerlikon Metco (US) Inc.
InventorJustin Lee Cheney
Life of this patent
Estimating the term…
Abstract
Embodiments of an alloy that can be resistant to cracking. In some embodiments, the alloy can be advantageous for use as a hardfacing alloys, in both a diluted and undiluted state. Certain microstructural, thermodynamic, and performance criteria can be met by embodiments of the alloys that may make them advantageous for hardfacing.
Claims19
A Fe-based welding feedstock material comprising Fe and, in wt. %:
- B:
- 0.7 to 0.9;
- Mo:
- 0.91 to 1.1;
- Nb:
- 3.03 to 3.7;
- Cr:
- 14.11 to 14.5;
- Ti:
- 0.35 to 0.6;
- V:
- 0.38 to 0.56;
- C:
- 0.8 to 1.0;
- Mn:
- 0.83 to 1.31;
- and
- Si:
- 0.35 to 0.59,
- wherein the welding feedstock material is configured to form a matrix and a liquid, wherein the liquid has a minimum carbon level of about 0.5 wt. % or greater.
17 more elements
Dependencies are inferred from the claim text.