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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 9714459 B1

PDFFull Text
Date of Patent:
Jul. 25, 2017

Filed:

Mar. 28, 2013

Heat-resistant austenitic stainless steel sheet

Applicant:

Nippon Steel & Sumikin Stainless Steel Corporation, Tokyo, JP;

Inventors:

Yoshiharu Inoue, Tokyo, JP;

Fumio Fudanoki, Tokyo, JP;

Junichi Hamada, Tokyo, JP;

Assignee:

NIPPON STEEL & SUMIKIN STAINLESS STEEL CORPORATION, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Roy King

Assistant Examiner:

Caitlin Kiechle

Int. Cl.
CPC ...
C22C 38/58 (2006.01); C21D 9/46 (2006.01); C21D 6/00 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); C22C 38/48 (2006.01); C22C 38/50 (2006.01); C22C 38/52 (2006.01); C22C 38/54 (2006.01); C21D 1/26 (2006.01); C21D 8/02 (2006.01);
U.S. Cl.
CPC ...
C22C 38/58 (2013.01); C21D 6/004 (2013.01); C21D 9/46 (2013.01); C22C 38/001 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/42 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); C22C 38/48 (2013.01); C22C 38/50 (2013.01); C22C 38/52 (2013.01); C22C 38/54 (2013.01); C21D 1/26 (2013.01); C21D 8/0236 (2013.01); C21D 8/0263 (2013.01); C21D 2211/001 (2013.01); C21D 2211/004 (2013.01);
Abstract

The present invention is directed to a heat-resistant austenitic stainless steel sheet comprising, by mass %, C: 0.03% to 0.06%, N: 0.1% to 0.3%, Si: 1% or less Mn: 3% or less, P: 0.04% or less, S: 0.03% or less, Ni: 5 to 12%, Cr: 15 to 20%, Al: 0.01% to 0.1%, Nb: 0.05% to 0.3%, V: 0.05% to 0.30%, Ti: 0.03% or less, (Nb+V)/(C+N): 2 or less and further a balance of Fe and unavoidable impurities, and wherein an amount of precipitates mainly comprised of carbonitrides is 1% or less.

Find Patent Forward Citations

Inoue, Yoshiharu. (2017). Heat-resistant austenitic stainless steel sheet (U.S. Patent No. 9714459). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9714459

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

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