Plated steel material

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United States of America Patent

PATENT NO 11851764
APP PUB NO 20230304136A1
SERIAL NO

18033739

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The plated steel material is a plated steel material including a steel material and a plating layer provided on the surface of the steel material, wherein the plating layer has a predetermined average chemical composition, when the amount of Mg is % Mg and the amount of Al is % Al, % Mg/% Al is 0.80 or more, and a metal structure in a total field of view of 25,000 μm2 in a vertical cross section which is a cross section in a thickness direction of the plating layer includes 10 to 40 area % of a MgZn2 phase, 10 to 30 area % of an Al—Zn phase with a Zn content of 10% or more, 0 to 15 area % of an Al phase with a Zn content of less than 10%, and 25 area % or more of an Al/MgZn2/Zn ternary eutectic structure.

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Patent Owner(s)

Patent OwnerAddress
NIPPON STEEL CORPORATION6-1 MARUNOUCHI 2-CHOME CHIYODA-KU TOKYO 1008071 ?1008071

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goto, Yasuto Tokyo, JP 45 55
Ishida, Yoshinari Tokyo, JP 12 56
Ishii, Kotaro Tokyo, JP 3 9
Saito, Mamoru Tokyo, JP 50 124
Tokuda, Kohei Tokyo, JP 33 115

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