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Title:
HIGH-STRENGTH STEEL SHEET HAVING SUPERIOR WORKABILITY, AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/125603
Kind Code:
A1
Abstract:
The present invention relates to a steel sheet which can be used for automobile parts and the like, and relates to a steel sheet having a superior strength-ductility and strength-hole expansibility balance and superior bending workability, and a method for manufacturing same.

Inventors:
LEE JAE-HOON (KR)
HAN SANG-HO (KR)
Application Number:
PCT/KR2020/016838
Publication Date:
June 24, 2021
Filing Date:
November 25, 2020
Export Citation:
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Assignee:
POSCO (KR)
International Classes:
C22C38/04; C21D8/02; C21D9/68; C22C38/00; C22C38/02; C22C38/06
Domestic Patent References:
WO2018221307A12018-12-06
Foreign References:
JP2013019047A2013-01-31
JP2012237042A2012-12-06
KR20190007055A2019-01-21
KR20180096637A2018-08-29
KR20060118602A2006-11-23
JP2009019258A2009-01-29
KR20140012167A2014-01-29
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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