Blade material

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United States of America

PATENT NO 11306370
APP PUB NO 20190211418A1
SERIAL NO

16326933

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Abstract

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Provided is a blade material having high strength. The blade material contains, in % by mass, 0.5 to 0.8% of C, 1.0% or less of Si, 1.0% or less of Mn, 11 to 15% of Cr, and 0.1 to 0.8% of V, the remainder includes Fe and inevitable impurities, and has a thickness of 0.5 mm or less, wherein the structure of the blade material as observed after polishing the surface thereof has ferrites and carbides, the carbides have an average particle diameter of 0.5 μm or less, and a proportion of carbides containing V in the carbides is 50% or less in terms of a proportion in an area of a field of view.

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Patent Owner(s)

Patent OwnerAddress
HITACHI METALS LTDJAPAN TOKYO PORT HARBOR 2 CHOME NO 70 TOKYO TOKYO METROPOLIS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yamamura, Kazuhiro Tokyo, JP 16 94

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