Hot-dip galvanized steel sheet having excellent surface appearance and low-temperature bonding brittleness

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United States of America Patent

PATENT NO 11801665
SERIAL NO

17297266

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Abstract

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Provided is a hot-dip galvanized steel sheet to be used for home appliances, vehicles, and the like, and having excellent surface appearance and low-temperature bonding brittleness. The hot-dip galvanized steel sheet includes: a base steel sheet; and a hot-dip galvanized layer formed on the base steel sheet. A surface of the base steel sheet has a centerline average roughness (Ra) of 0.3 or more, a roughness skewness (Rsk) of −1 or less, and a roughness kurtosis (Rku) of 6 or more.

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Patent Owner(s)

Patent OwnerAddress
POSCO CO LTDGYEONGBUK SOUTH KOREA CHUNGCHEONGBUK-DO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hwang, Hyeon-Seok Gwangyang-si, KR 22 35

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