Title:
METHOD FOR MANUFACTURING Cu-Ni-Al-BASED SINTERED ALLOY
Document Type and Number:
WIPO Patent Application WO/2021/117891
Kind Code:
A1
Abstract:
A method for manufacturing a Cu-Ni-Al-based sintered alloy according to the present invention is characterized by comprising preparing a raw material powder including, in terms of mass% compositional ratios, 1-15% Ni and 1.9-12% Al, the remainder comprising Cu and unavoidable impurities, by adding pure Al powder to an alloy powder including Cu, Ni, and Al and mixing the powder, forming a powder compression molded body by powder compression molding using the raw material powder, and sintering the powder compression molded body in a mixed gas atmosphere of nitrogen gas and hydrogen gas including at least 3 vol% of hydrogen gas.
Inventors:
ISHII YOSHINARI (JP)
Application Number:
PCT/JP2020/046374
Publication Date:
June 17, 2021
Filing Date:
December 11, 2020
Export Citation:
Assignee:
DIAMET CORP (JP)
International Classes:
C22C1/04
Foreign References:
| JP2016125079A | 2016-07-11 | |||
| JPS56136942A | 1981-10-26 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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