NICKEL-BASED SUPERALLOYS

The present invention relates to a nickel-based superalloy with a high γ′ phase content, intended for the manufacture of components by additive manufacturing followed by heat treatment, characterized in that its composition comprises, in percentages by weight of the total composition: Cr: 15.5-16.5;...

Full description

Saved in:
Bibliographic Details
Main Authors GIRAUD, Rémi, HERVIER, Zéline, MONTAGNON, Jacques, BELAYGUE, Philippe, CROZET, Coraline, CORNU, Daniel, André, Jean, LARROUY, Baptiste, Romain, MAYER, Charlotte
Format Patent
LanguageEnglish
French
German
Published 02.11.2022
Subjects
ADDITIVE MANUFACTURING TECHNOLOGY
ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
ALLOYS
CASTING
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
MAKING METALLIC POWDER
MANUFACTURE OF ARTICLES FROM METALLIC POWDER
METALLURGY
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
TREATMENT OF ALLOYS OR NON-FERROUS METALS
WORKING METALLIC POWDER
Online AccessGet full text

Cover

More Information
Summary:The present invention relates to a nickel-based superalloy with a high γ′ phase content, intended for the manufacture of components by additive manufacturing followed by heat treatment, characterized in that its composition comprises, in percentages by weight of the total composition: Cr: 15.5-16.5; Co: 7.7-11; Mo+W=5.5-7.5; Al: 2.9-4.3; Ti: 2.6-3.2; Ta: 1.5-2.2; Nb: 0.3-1.1; C: 0.01-0.13; B: 0.0005-0.015; Zr: 0.01; Hf: 0.0001-0.5; Si: ≤0.06; Ni: balance, and also the unavoidable impurities.It further relates to a method for manufacturing superalloy powder and turbine components.
Bibliography:Application Number: EP20190790644