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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9039962 B1

PDFFull Text
Expired
Date of Patent:
May. 26, 2015

Filed:

Feb. 15, 2011

Steel for induction hardening, roughly shaped material for induction hardening, producing method thereof, and induction hardening steel part

Applicants:

Manabu Kubota, Tokyo, JP;

Toshiharu Aiso, Tokyo, JP;

Kei Miyanishi, Tokyo, JP;

Inventors:

Manabu Kubota, Tokyo, JP;

Toshiharu Aiso, Tokyo, JP;

Kei Miyanishi, Tokyo, JP;

Assignee:

NIPPON STEEL & SUMITOMO METAL CORPORATION, Tokyo, JP;

Attorney:

Kenyon & Kenyon LLP

Primary Examiner:

Deborah Yee

Int. Cl.
CPC ...
C22C 38/08 (2006.01); C21D 9/32 (2006.01); C21D 1/18 (2006.01); C21D 1/42 (2006.01); C21D 9/30 (2006.01); C21D 9/40 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/18 (2006.01); C22C 38/60 (2006.01); C22C 38/12 (2006.01); C22C 38/14 (2006.01); C22C 38/16 (2006.01); C22C 38/20 (2006.01); C22C 38/22 (2006.01); C22C 38/24 (2006.01); C22C 38/26 (2006.01); C22C 38/28 (2006.01);
U.S. Cl.
CPC ...
C21D 9/32 (2013.01); C21D 1/18 (2013.01); C21D 1/42 (2013.01); C21D 9/30 (2013.01); C21D 9/40 (2013.01); C21D 2211/004 (2013.01); C21D 2211/009 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/18 (2013.01); C22C 38/60 (2013.01); C22C 38/08 (2013.01); C22C 38/12 (2013.01); C22C 38/14 (2013.01); C22C 38/16 (2013.01); C22C 38/20 (2013.01); C22C 38/22 (2013.01); C22C 38/24 (2013.01); C22C 38/26 (2013.01); C22C 38/28 (2013.01);
Abstract

A steel for an induction hardening including, by mass %, C: more than 0.75% to 1.20%, Si: 0.002 to 3.00%, Mn: 0.20 to 2.00%, S: 0.002 to 0.100%, Al: more than 0.050% to 3.00%, P: limited to 0.050% or less, N: limited to 0.0200% or less, O: limited to: 0.0030% or less, and the balance composing of iron and unavoidable impurities, wherein an Al content and a N content satisfy, by mass %, Al−(27/14)×N>0.050%.

Find Patent Forward Citations

Kubota, Manabu. (2015). Steel for induction hardening, roughly shaped material for induction hardening, producing method thereof, and induction hardening steel part (U.S. Patent No. 9039962). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9039962

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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