High-strength galvanized steel sheet and method of manufacturing the same

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United States of America Patent

PATENT NO 9895863
APP PUB NO 20160214351A1
SERIAL NO

14914803

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Abstract

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A high-strength galvanized steel sheet includes a base steel sheet having a specific chemical composition and a zinc coating layer disposed on the surface of the base steel sheet in a coating weight per side of 20 g/m2 to 120 g/m2, wherein the amount of hydrogen measured by a specific method is 0.05 mass ppm to 0.40 mass ppm; and ISisur/ISibulk and IMnsur/IMnbulk calculated by a specific method are not more than 2.0 and not more than 3.0, respectively.

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Patent Owner(s)

  • JFE STEEL CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Harako, Daisuke Tokyo, JP 4 15
Iwata, Tetsuya Tokyo, JP 41 213

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