Automobile undercarriage part

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12163209
APP PUB NO 20220220595A1
SERIAL NO

17442803

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Importance

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Abstract

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An automobile undercarriage part of the present invention is an automobile undercarriage part including a welded joint in which a first steel sheet and a second steel sheet are overlapped and a fillet weld is formed between an end surface of the first steel sheet and a surface of the second steel sheet, in which a chemical composition of a weld metal that forms the welded joint contains, with respect to a total mass of the weld metal, by mass %, C: 0.02% to 0.20%, Si: more than 0% to less than 0.10%, Mn: 0.3% to 2.0%, Al: 0.002% to 0.30%. Ti: 0.005% to 0.30%, P: more than 0% to 0.015%, and S: more than 0% to 0.030%, and the following formula (1) and formula (2) are satisfied.

description='In-line Formulae' end='lead'[Al]+[Ti]>0.05  Formula (1)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'7×[Mn]−112×[Ti]−30×[Al]≤4.0  Formula (2)description='In-line Formulae' end='tail'

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Patent Owner(s)

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

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Azuma, Masafumi Tokyo, JP 63 464
Kodama, Shinji Tokyo, JP 127 1224
Matsuba, Masahiro Tokyo, JP 9 9
Mori, Yoichiro Tokyo, JP 18 45
Otsuka, Kenichiro Tokyo, JP 77 298

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