Method for producing H-shaped steel and H-shaped steel product

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United States of America Patent

PATENT NO 10730087
APP PUB NO 20180071801A1
SERIAL NO

15559373

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Abstract

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[Object] To produce an H-shaped steel product with a flange width larger than a conventional flange width by, in a rough rolling step using calibers in producing H-shaped steel, creating deep splits on end surfaces of a material (e.g., slab) using projections with acute-angle tip shapes, and sequentially bending flange portions formed by the splits.

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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
Yamashita, Hiroshi Tokyo, JP 461 5714

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