ALLOY POWDER, METHOD FOR MANUFACTURING A PART BASED ON THIS ALLOY, AND PART THUS OBTAINED

Abstract: the invention relates to a titanium-based alloy powder which comprises, in percentages by weight, 32.0 to 33.5% aluminium, 4.50 to 5.10% niobium, 2.40 to 2.70% chromium, 0 to 0.1% iron, 0 to 0.025% silicon, 0 to 100 ppm carbon, 0 to 100 ppm nitrogen, 0 to 1000 ppm dioxygen, 0 to 50 ppm dihydrogen and 0 to 500 ppm unavoidable impurities, the balance being titanium, and which has a d10 particle size of between 3 and 10 �m, a d90 particle size of between 20 and 40 �m and a d50 particle size of between 10 and 25 �m, the d10, d50 and d90 particle size values having been measured by laser diffraction in accordance with standard iso 13322-2. the invention also relates to a method for manufacturing a part using this powder and to a part thus obtained.

Inventor(s): Hugo Jean-Louis SISTACH, Romaric Jean-Marie PIETTE, Cédric Pierre Jacques COLAS, Clément GILLOT, Jean-Claude BIHR

CPC Classification: B22F3/225 (WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER (making alloys by powder metallurgy ); APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER)

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