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US 10,851,437 B2Granted
Custom titanium alloy for 3-D printing and method of making same
AssigneeCarpenter Technology Corporation
InventorCharles Frederick Yolton
Life of this patent
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Abstract
A Ti-6A1-4V titanium powder alloy composition having enhanced strength resulting from the addition of one or more of the following elements without requiring an increase in oxygen content: Aluminum Iron Nitrogen Carbon The composition may also be used for Ti-6A1-4V titanium alloy starting bar stock.
Claims1
A method of increasing the strength of Ti-6A1-4V titanium alloy powder or starting bar stock without increasing oxygen content, comprising adding to the powder or starting bar stock the following combination of elements:
- Aluminum
- Iron
- Nitrogen
- Carbon,
- wherein the weight percent of the elements for the bar stock is:
- Aluminum—6.3% to 6.7% Iron—0.15% to 0.30% Nitrogen—0.02% to 0.05% Carbon—0.04% to 0.08%.
3 more elements
Dependencies are inferred from the claim text.