Title:
PLATED STEEL SHEET FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN EMBRITTLEMENT RESISTANCE, HOT PRESS FORMED PARTS, AND MANUFACTURING METHODS THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/245064
Kind Code:
A1
Abstract:
The present invention relates to: a plated steel sheet which is for hot forming, has excellent hydrogen embrittlement resistance, and includes an Al-based plating layer formed on the surface of a base steel sheet, wherein the average Ni content in the Al-based plating layer is 0.05-0.35 wt%; and a method for manufacturing same.
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Inventors:
KIM SANG-HEON (KR)
OH JIN-KEUN (KR)
KIM SEONG-WOO (KR)
LEE SEA-WOONG (KR)
CHUN HYO-SIK (KR)
SO SEUL-GI (KR)
OH JIN-KEUN (KR)
KIM SEONG-WOO (KR)
LEE SEA-WOONG (KR)
CHUN HYO-SIK (KR)
SO SEUL-GI (KR)
Application Number:
PCT/KR2022/006922
Publication Date:
November 24, 2022
Filing Date:
May 13, 2022
Export Citation:
Assignee:
POSCO (KR)
International Classes:
C23C2/12; C21D8/02; C22C38/00; C22C38/06; C22C38/28; C22C38/38; C23C2/02; C23C2/40; C23C28/02
Domestic Patent References:
| WO2019132293A1 | 2019-07-04 |
Foreign References:
| KR20200076788A | 2020-06-30 | |||
| KR20170029012A | 2017-03-14 | |||
| KR20160057418A | 2016-05-23 | |||
| KR20150073317A | 2015-07-01 | |||
| US6296805B1 | 2001-10-02 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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