Title:
STAINLESS STEEL POWDER, STAINLESS STEEL MEMBER, AND STAINLESS STEEL MEMBER MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2024/070784
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a stainless steel powder that can be used to produce a stainless steel member having high strength, excellent low-temperature toughness, and excellent corrosion resistance in a high-temperature, harsh corrosive environment including carbon dioxide (CO2) and chlorine ions (Cl-) or in an environment including hydrogen sulfide (H2S). The stainless steel powder has a specific composition, a D50 particle diameter, which is the median diameter located at the 50th percentile of the mass cumulative distribution, of 10-200 μm, and an apparent density of 3.5-5.0 mg/m3.
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Inventors:
EGUCHI KENICHIRO (JP)
TAKASHITA TAKUYA (JP)
IDE SHINSUKE (JP)
TAKASHITA TAKUYA (JP)
IDE SHINSUKE (JP)
Application Number:
PCT/JP2023/033803
Publication Date:
April 04, 2024
Filing Date:
September 15, 2023
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
B22F1/00; B22F1/05; B22F3/24; B22F10/34; B22F10/64; B33Y10/00; B33Y70/00; C21D9/00; C22C33/02; C22C38/00; C22C38/58; C22C38/60
Domestic Patent References:
| WO2022181164A1 | 2022-09-01 | |||
| WO2020071348A1 | 2020-04-09 | |||
| WO2021218932A1 | 2021-11-04 | |||
| WO2019225281A1 | 2019-11-28 |
Foreign References:
| JPH10130787A | 1998-05-19 | |||
| JP2022006584A | 2022-01-13 | |||
| JP2014025145A | 2014-02-06 | |||
| JPH07150287A | 1995-06-13 |
Attorney, Agent or Firm:
KUMASAKA Akira et al. (JP)
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