Title:
HOT PRESS-FORMED PART AND MANUFACTURING METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2023/214731
Kind Code:
A1
Abstract:
Provided are a hot press-formed part and a manufacturing method thereof, the hot press-formed part comprising: a base steel sheet; and a plating layer provided on at least one surface of the base steel sheet, wherein the plating layer includes an average number of Kirkendall voids per unit area in a specific range, in an area within 20㎛ from the interface between the base steel sheet and the plating layer.
Inventors:
KIM SANG-HEON (KR)
OH JIN-KEUN (KR)
KIM SEONG-WOO (KR)
LEE SEA-WOONG (KR)
HWANG HYEON-SEOK (KR)
OH KKOCH-NIM (KR)
OH JIN-KEUN (KR)
KIM SEONG-WOO (KR)
LEE SEA-WOONG (KR)
HWANG HYEON-SEOK (KR)
OH KKOCH-NIM (KR)
Application Number:
PCT/KR2023/005686
Publication Date:
November 09, 2023
Filing Date:
April 26, 2023
Export Citation:
Assignee:
POSCO CO LTD (KR)
International Classes:
C23C2/12; C21D8/02; C22C38/00; C22C38/02; C22C38/04; C22C38/12; C22C38/14; C23C2/02
Domestic Patent References:
| WO2022014645A1 | 2022-01-20 |
Foreign References:
| KR20200092352A | 2020-08-03 | |||
| KR20200013703A | 2020-02-07 | |||
| CN111394679A | 2020-07-10 | |||
| KR20220002161A | 2022-01-06 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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