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.:
Date of Patent:
Aug. 20, 2019
Filed:
Feb. 20, 2018
Applicant:
Daido Steel Co., Ltd., Nagoya-shi, JP;
Inventors:
Kyohei Yokota, Nagoya, JP;
Yoshinori Sumi, Nagoya, JP;
Yoshihiko Koyanagi, Nagoya, JP;
Hiroyuki Takabayashi, Nagoya, JP;
Assignee:
DAIDO STEEL CO., LTD., Nagoya-Shi, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 19/05 (2006.01);
U.S. Cl.
CPC ...
C22C 19/057 (2013.01); C22C 19/05 (2013.01); C22C 19/056 (2013.01);
Abstract
The present invention relates to an Ni-based superalloy having a composition containing, in terms of % by mass, C: from 0.1 to 0.3%, Cr: from 8.0 to 12.0%, Mo: from 1.0 to 5.0%, Co: from 10.0 to 20.0%, Ta: from 0.01 to 1.50%, Ti: from 2.0 to 4.2%, Al: from 5.0 to 8.0%, V: from 0 to 1.5%, B: from 0.005 to 0.030%, and Zr: from 0.05 to 0.15%, with the balance being Ni and unavoidable impurities, and satisfying, in terms of atom %, Ti+Al being from 16.0 to 20.3% and Ti/Al being 0.3 or less.