ELECTRO-GALVANIZED STEEL SHEET HAVING EXCELLENT WHITENESS AND METHOD OF MANUFACTURING THE SAME

The present invention is to provide an electrogalvanized steel sheet having excellent whiteness and having a beautiful surface appearance by reducing arithmetic scale, and a method for manufacturing the same. According to the present invention, the electrogalvanized steel sheet comprises: a base ste...

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Bibliographic Details
Main Authors KIM SU YOUNG, KWON MOON JAE, BANG CHAN SEOK
Format Patent
LanguageEnglish
Korean
Published 30.06.2021
Subjects
APPARATUS THEREFOR
CHEMISTRY
ELECTROFORMING
ELECTROLYTIC OR ELECTROPHORETIC PROCESSES
METALLURGY
PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS
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Summary:The present invention is to provide an electrogalvanized steel sheet having excellent whiteness and having a beautiful surface appearance by reducing arithmetic scale, and a method for manufacturing the same. According to the present invention, the electrogalvanized steel sheet comprises: a base steel sheet having a grain size of 10 to 20 μm in the internal structure; a nickel coating layer having an adhesion amount of 50 to 300 mg/m^2 provided on the base steel sheet; and a zinc plating layer provided on the nickel coating layer. 본 발명은 백색도가 우수하고, 산수형 스케일을 저감하여 표면외관이 미려한 전기아연도금강판 및 그 제조방법을 제공하고자 하는 것이다.
Bibliography:Application Number: KR20190171529