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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 12221681 B1

PDFFull Text
Date of Patent:
Feb. 11, 2025

Filed:

Nov. 29, 2019

Steel plate for high temperature applications having excellent strength at high temperature and method for manufacturing the same

Applicant:

Posco, Pohang-si, KR;

Inventor:

Soon-Taik Hong, Pohang-si, KR;

Assignee:

POSCO CO., LTD, Pohang-si, KR;

Attorney:

Morgan, Lewis & Bockius LLP

Primary Examiner:

Anthony M Liang

Assistant Examiner:

Danny N Kang

Int. Cl.
CPC ...
C22C 38/44 (2006.01); C21D 8/02 (2006.01); C21D 9/46 (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);
U.S. Cl.
CPC ...
C22C 38/44 (2013.01); C21D 8/0205 (2013.01); C21D 8/0226 (2013.01); C21D 9/46 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/42 (2013.01);
Abstract

Provided are a steel plate for high temperature applications having excellent strength at a high temperature and a method for manufacturing same. The steel plate for high temperature applications having excellent post-weld heat treatment resistance, according to the present invention, comprises by weight percent: C:0.05-0.25%; Mn:0.1-1.0%; Si:0.1-0.8%; Cr:1-3%; Cu:0.05-0.3%; Mo:0.5-1.5%; Ni:0.05-0.5%; Al:0.005-0.1%; and at least one of Ir:0.005-0.10% and Rh:0.005-0.10%, the balance being Fe and inevitable impurities.

Find Patent Forward Citations

Hong, Soon-Taik. (2025). Steel plate for high temperature applications having excellent strength at high temperature and method for manufacturing the same (U.S. Patent No. 12221681). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12221681

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

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