ALLOY POWDER, METHOD FOR MANUFACTURING A PART BASED ON SAID ALLOY AND RESULTING PART

Abstract: the invention relates to a nickel-based alloy powder, that comprises in weight percentages, 14.00 to 15.25% of chromium, 14.25 to 15.75% of cobalt, 4.00 to 4.60% of aluminium, 0 to 0.50% of iron, 0 to 0.15% of manganese, 3.00 to 3.70% of titanium, 3.90 to 4.50% of molybdenum, 0 to 0.015% of sulphur, 0 to 0.06% of zirconium, 0.012 to 0.020% of boron, 0 to 0.20% of silicon, 0 to 0.10% of copper, 0 to 150 ppm of carbon, 0 to 0.5 ppm of bismuth, 0 to 5 ppm of lead, 0 to 1000 ppm of platinum, 0 to 1000 ppm of palladium, 0 to 50 ppm of hydrogen, 0 to 5 ppm of silver, 0 to 120 ppm of nitrogen, 0 to 1000 ppm of rhenium, 0 to 410 ppm of oxygen and 0 to 500 ppm of inevitable impurities, the rest being made up of nickel, and has a particle size d10 between 3 and 10 �m, a particle size d90 between 20 and 40 �m and a particle size d50 between 10 and 20 �m, the values of the particle sizes d10, d50 and d90 having been measured by laser diffraction according to standard iso 13322-2. the invention also relates to a method for manufacturing a part using said powder and a resulting part.

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

CPC Classification: B22F1/10 (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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