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Patent Searching and Data


Title:
METHOD FOR MANUFACTURING PLATED STEEL HAVING EXCELLENT PROCESSABILITY AND CORROSION RESISTANCE
Document Type and Number:
WIPO Patent Application WO/2023/210909
Kind Code:
A1
Abstract:
A method for manufacturing a plated steel having excellent processability and corrosion resistance according to one embodiment of the present invention comprises: a step for immersing an iron substrate in a molten alloy plating bath; and a step for forming a molten alloy plating layer on the iron substrate by withdrawing the immersed iron substrate from the molten alloy plating bath and performing a cooling process, wherein in the cooling process, a first average cooling rate varies depending on the difference between a first temperature, which is the temperature of the molten alloy plating bath, and a second temperature, which is the solidification initiation temperature of MgZn2 phases constituting the molten alloy plating layer.

Inventors:
KIM SEON JIN (KR)
LEE JAE MIN (KR)
Application Number:
PCT/KR2022/020448
Publication Date:
November 02, 2023
Filing Date:
December 15, 2022
Export Citation:
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Assignee:
HYUNDAI STEEL CO (KR)
International Classes:
C23C2/26; C22C18/04; C23C2/06; C23C2/40
Foreign References:
KR20190078435A2019-07-04
KR20210035722A2021-04-01
KR20140074231A2014-06-17
EP1199376A12002-04-24
CN104419867B2016-09-07
JP2005105367A2005-04-21
Attorney, Agent or Firm:
LEE, In Haeng et al. (KR)
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