Title:
PLATED STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2023/248975
Kind Code:
A1
Abstract:
This plated steel sheet comprises a steel sheet and a plating layer provided on the surface of the steel sheet. The chemical composition of the plating layer contains, by mass, 10.0 to 25.0% of Al, 3.0 to 10.0% of Mg, 0.01 to 2.0% of Fe, and over 0 to 2.0%, with the remainder made up by Zn and impurities. The number density of Mg2Si phases that have a long diameter of 2 μm or above and that are exposed on the surface of the plating layer is 3 to 150 per 10000 μm2 area.
Inventors:
MITSUNOBU TAKUYA (JP)
URANAKA MASAAKI (JP)
TOKUDA KOHEI (JP)
URANAKA MASAAKI (JP)
TOKUDA KOHEI (JP)
Application Number:
PCT/JP2023/022590
Publication Date:
December 28, 2023
Filing Date:
June 19, 2023
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
C23C2/06; C22C18/04; C23C2/26; C23C2/40
Domestic Patent References:
| WO2004038060A1 | 2004-05-06 | |||
| WO2016140370A1 | 2016-09-09 | |||
| WO2022080004A1 | 2022-04-21 |
Foreign References:
| JP2001355055A | 2001-12-25 | |||
| JP2003268519A | 2003-09-25 | |||
| JP2009120947A | 2009-06-04 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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