Hot-dip plated steel sheet
AssigneeNippon Steel Corporation
InventorsTetsuya TOBA, Yasuaki KAWAMURA, Yuki OBARA, Shigeru HASHIMOTO, Shintaro UEMURA, Jun NAKAGAWA, Tomohito TANAKA, Yusuke KOHIGASHI
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AssigneeNippon Steel Corporation
InventorsTetsuya TOBA, Yasuaki KAWAMURA, Yuki OBARA, Shigeru HASHIMOTO, Shintaro UEMURA, Jun NAKAGAWA, Tomohito TANAKA, Yusuke KOHIGASHI
Estimating the term…
This hot-dip plated steel sheet includes: a steel sheet; and a hot-dip plating layer formed on a surface of the steel sheet, wherein the hot-dip plating layer contains Al: 0.1 to 70 mass % and Mg: 0.1 to 10.0 mass % in terms of average composition, and a remainder includes Zn and impurities, a pattern part arranged to have a predetermined shape and a non-pattern part are formed on at least one surface side of the steel sheet among the hot-dip plating layers, and an area fraction of an Mg2Zn11 phase on a surface of the non-pattern part is more than 0%, and a ratio (pattern part/non-pattern part) of an area fraction of an Mg2Zn11 phase on a surface of the pattern part to the area fraction of the Mg2Zn11 phase on the surface of the non-pattern part is in a range of 0 or more and less than 0.90 or in a range of 1.10 or more.
A hot-dip plated steel sheet comprising:
Dependencies are inferred from the claim text.