Title:
STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/113453
Kind Code:
A1
Abstract:
The present invention relates to a high-strength steel sheet having excellent formability and a high yield ratio, and a manufacturing method therefor, and, more particularly, to a high-strength steel sheet having excellent formability and a high yield ratio, and a manufacturing method therefor, the steel sheet having various uses such as that of vehicle parts.
Inventors:
LEE JAE-HOON (KR)
HAN SEONG-HO (KR)
CHOI YONG-HOON (KR)
HAN SEONG-HO (KR)
CHOI YONG-HOON (KR)
Application Number:
PCT/KR2022/020302
Publication Date:
June 22, 2023
Filing Date:
December 14, 2022
Export Citation:
Assignee:
POSCO CO LTD (KR)
International Classes:
C22C38/04; C21D8/02; C21D9/46; C22C38/02; C22C38/06; C22C38/08; C22C38/12; C22C38/14; C22C38/22; C22C38/38
Domestic Patent References:
| WO2021141006A1 | 2021-07-15 |
Foreign References:
| KR20170118929A | 2017-10-25 | |||
| JP2013253268A | 2013-12-19 | |||
| KR20130047757A | 2013-05-08 | |||
| CN113718166A | 2021-11-30 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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