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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 11951530 B1

PDFFull Text
Date of Patent:
Apr. 09, 2024

Filed:

Apr. 29, 2021

High-strength stainless steel rotor and method for preparing the same

Applicant:

Central Iron and Steel Research Institute, Beijing, CN;

Inventors:

Zhenbao Liu, Beijing, CN;

Jianxiong Liang, Beijing, CN;

Xiaohui Wang, Beijing, CN;

Yongqing Sun, Beijing, CN;

Changjun Wang, Beijing, CN;

Zhiyong Yang, Beijing, CN;

Assignee:

CENTRAL IRON AND STEEL RESEARCH INSTITUTE, Beijing, CN;

Attorneys:

Bochner PLLC

Andrew D. Bochner

Primary Examiner:

Kyle A Cook

Int. Cl.
CPC ...
B21J 5/00 (2006.01); B21J 5/02 (2006.01); C21D 9/00 (2006.01); C22C 38/04 (2006.01); C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); C22C 38/48 (2006.01); G01C 19/06 (2006.01);
U.S. Cl.
CPC ...
B21J 5/002 (2013.01); B21J 5/02 (2013.01); C21D 9/0081 (2013.01); C22C 38/04 (2013.01); C22C 38/42 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); C22C 38/48 (2013.01); G01C 19/06 (2013.01);
Abstract

A high-strength stainless steel rotor and a method for preparing the same, are provided. The high-strength stainless steel rotor, including the following element components by mass percentage: C: 0.03-0.050%, Cr: 14.90-15.80%, Ni: 5.00-5.70%, Cu: 2.20-2.80%, (Nb+Ta): 0.35-0.44%, Mo: 0.45-0.54%, V: 0.06-0.10%, Si: 0.20-0.60%, Mn: 0.40-0.80%, P≤0.010%, S≤0.010%, O≤0.003%, and the balance of iron and inevitable impurities.

Find Patent Forward Citations

Liu, Zhenbao. (2024). High-strength stainless steel rotor and method for preparing the same (U.S. Patent No. 11951530). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11951530

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