Title:
NI-CR-MO ALLOY MEMBER, NI-CR-MO ALLOY POWDER, AND COMPOSITE MEMBER
Document Type and Number:
WIPO Patent Application WO/2021/201106
Kind Code:
A1
Abstract:
Provided are a Ni-Cr-Mo alloy, a Ni-Cr-Mo alloy powder, a Ni-Cr-Mo alloy member, and a member which can be molten and solidified, and are superior in corrosion resistance, abrasion resistance and crack resistance. A Ni-Cr-Mo alloy according to the present invention is characterized by being a lamination molding body containing 18-22 mass% of Cr, 18-39 mass% of Mo, 1.5-2.5 mass% of Ta, 1.0-2.5 mass% of B, and the balance comprising Ni and inevitable impurities, satisfying 25≤Cr+(Mo/2B)<38, and having a parent phase where boride particles having a maximum particle size of 70 μm or less are dispersed and precipitated.
Inventors:
SHIRATORI HIROSHI (JP)
SHINAGAWA KAZUYA (JP)
KOSEKI SHUHO (JP)
KUWABARA KOUSUKE (JP)
OHTSUBO YASUHIKO (JP)
SHINAGAWA KAZUYA (JP)
KOSEKI SHUHO (JP)
KUWABARA KOUSUKE (JP)
OHTSUBO YASUHIKO (JP)
Application Number:
PCT/JP2021/013847
Publication Date:
October 07, 2021
Filing Date:
March 31, 2021
Export Citation:
Assignee:
HITACHI METALS LTD (JP)
International Classes:
B22F1/00; B22F3/105; B22F3/16; B22F7/04; B33Y70/00; B33Y80/00; C22C19/05; C22C30/00; C22C30/02
Domestic Patent References:
| WO2019049594A1 | 2019-03-14 |
Foreign References:
| JP2014221940A | 2014-11-27 | |||
| JPH06240401A | 1994-08-30 |
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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