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:
Jan. 02, 2018
Filed:
Dec. 27, 2012
Applicant:
Posco, Pohang-si, Gyeongsangbuk-do, KR;
Inventors:
Assignee:
POSCO, Gyeongsangbuk-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D 11/00 (2006.01); C22C 38/00 (2006.01); C22C 38/32 (2006.01); C21D 8/02 (2006.01); C21D 9/46 (2006.01); C22C 38/06 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/28 (2006.01);
U.S. Cl.
CPC ...
C22C 38/32 (2013.01); C21D 8/02 (2013.01); C21D 8/0205 (2013.01); C21D 8/0226 (2013.01); C21D 8/0263 (2013.01); C21D 9/46 (2013.01); C22C 38/00 (2013.01); C22C 38/001 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/28 (2013.01); C21D 2211/009 (2013.01);
Abstract
The present invention relates to a high carbon hot rolled steel sheet having excellent material uniformity and a method for manufacturing the same, in which components and structure of the steel are precisely controlled and manufacturing conditions are adjusted to achieve excellence in material uniformity among hot rolled structures, thereby improving the dimensional precision of parts after formation, preventing defects during processing, and obtaining uniform structures and hardness distribution even after a final heat treatment process.