Title:
HIGH STRENGTH AND HIGH FORMABILITY STEEL SHEET HAVING EXCELLENT SPOT WELDABILITY, AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2023/121187
Kind Code:
A1
Abstract:
The present invention relates to a steel sheet for use in automobiles, etc., and to a steel sheet that has high strength and high formability and is superb in terms of spot weldability, and a manufacturing method therefor.
Inventors:
KIM SUNG-KYU (KR)
HAN TAE-KYO (KR)
PARK JUN-HO (KR)
CHO KYOUNG-RAE (KR)
HAN SANG-HO (KR)
HAN TAE-KYO (KR)
PARK JUN-HO (KR)
CHO KYOUNG-RAE (KR)
HAN SANG-HO (KR)
Application Number:
PCT/KR2022/020731
Publication Date:
June 29, 2023
Filing Date:
December 19, 2022
Export Citation:
Assignee:
POSCO CO LTD (KR)
International Classes:
C22C38/38; C21D1/667; C21D8/02; C22C38/26; C22C38/28
Foreign References:
| KR20140041833A | 2014-04-04 | |||
| KR20160041850A | 2016-04-18 | |||
| JP2005105367A | 2005-04-21 | |||
| KR20130074503A | 2013-07-04 | |||
| KR100778680B1 | 2007-11-22 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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