Stainless steel sheet for fuel cell separators, and production method therefor

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United States of America Patent

PATENT NO 10930940
APP PUB NO 20190305328A1
SERIAL NO

16307578

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Abstract

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A stainless steel sheet for fuel cell separators comprises: a predetermined chemical composition; and Cr-containing fine precipitates at a steel sheet surface, wherein an average equivalent circular diameter of the fine precipitates is 20 nm or more and 500 nm or less, and a number of the fine precipitates existing per 1 μm2 at the steel sheet surface is three or more.

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Patent Owner(s)

Patent OwnerAddress
JFE STEEL CORPORATION2-3 UCHISAIWAI-CHO 2-CHOME CHIYODA-KU TOKYO 100-0011

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishikawa, Shin Tokyo, JP 80 311
Yano, Takayoshi Tokyo, JP 31 74

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