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1. (WO2018202964) SUPERALLOY TURBINE PART AND ASSOCIATED METHOD FOR MANUFACTURING BY BOMBARDMENT WITH CHARGED PARTICLES

Pub. No.:    WO/2018/202964    International Application No.:    PCT/FR2018/000109
Publication Date: Fri Nov 09 00:59:59 CET 2018 International Filing Date: Tue May 08 01:59:59 CEST 2018
IPC: C23C 28/00
C23C 14/16
C23C 14/58
F01D 1/00
Applicants: SAFRAN
Inventors: SABOUNDJI Amar
JAQUET Virginie
Title: SUPERALLOY TURBINE PART AND ASSOCIATED METHOD FOR MANUFACTURING BY BOMBARDMENT WITH CHARGED PARTICLES
Abstract:
The invention relates to a turbine part, such as a turbine blade or a distributor fin, for example, comprising a substrate made of a monocrystalline nickel superalloy, a metal sublayer covering the substrate, and a protective layer of metal oxide covering the sublayer, characterised in that the metal sublayer has one surface in contact with the protective layer and the surface has a mean roughness of less than 1 μm.