Title:
HOT-ROLLED STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2023/063347
Kind Code:
A1
Abstract:
This hot-rolled steel sheet has a prescribed chemical composition and metallographic structure; has an extreme density for the orientation group {001}<110>, {111}<110>, and {112}<110> in the texture in a surface layer region of at least 2.0; has an extreme density for the {110}<112> orientation in the texture in an internal region of not more than 5.0; and has a tensile strength of at least 1180 MPa.
Inventors:
OGISU YASUYUKI (JP)
TOYODA TAKESHI (JP)
TOYODA TAKESHI (JP)
Application Number:
PCT/JP2022/038035
Publication Date:
April 20, 2023
Filing Date:
October 12, 2022
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
B21B3/00; C21D9/46; C22C38/00; C22C38/58
Domestic Patent References:
| WO2021167079A1 | 2021-08-26 | |||
| WO2020110855A1 | 2020-06-04 | |||
| WO2006011503A1 | 2006-02-02 |
Foreign References:
| JP2021168623A | 2021-10-28 | |||
| JP5621942B2 | 2014-11-12 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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