HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND SPOT WELDABILITY, AND MANUFACTURING METHOD THEREFOR

Title:

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND SPOT WELDABILITY, AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2022/139250

Kind Code:

A1

Abstract:

According to one aspect of the present invention, a high-strength hot-dip galvanized steel sheet having an excellent surface quality and spot weldability, and a manufacturing method therefor may be provided.

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Inventors:

KANG KI-CHEOL (KR)
KANG DAE-YOUNG (KR)
KIM NAM-A (KR)
KIM MYUNG-SOO (KR)

Application Number:

PCT/KR2021/018406

Publication Date:

June 30, 2022

Filing Date:

December 07, 2021

Export Citation:

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Assignee:

POSCO (KR)

International Classes:

C23C2/02; C21D8/02; C22C38/02; C22C38/04; C22C38/14; C22C38/34; C22C38/38; C23C2/06; C23C2/28; C23C2/40

Foreign References:

KR20130006507A	2013-01-16
KR20140081617A	2014-07-01
KR20110119285A	2011-11-02
KR20200076772A	2020-06-30
KR101622063B1	2016-05-17

Attorney, Agent or Firm:

C&S PATENT AND LAW OFFICE (KR)

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