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:
Nov. 20, 2018
Filed:
Nov. 28, 2012
Applicant:
Arcelormittal, Luxembourg, LU;
Inventors:
Hyun Jo Jun, Valparaiso, IN (US);
Narayan S. Pottore, Munster, IN (US);
Nina Michailovna Fonstein, Chicago, IL (US);
Assignee:
ArcelorMittal, Luxembourg, LU;
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/12 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C21D 9/40 (2006.01);
U.S. Cl.
CPC ...
C22C 38/12 (2013.01); C21D 9/40 (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);
Abstract
A dual phase steel (martensite+ferrite) having a tensile strength of at least 980 MPa, and a total elongation of at least 15%. The dual phase steel may have a total elongation of at least 18%. The dual phase steel may also have a tensile strength of at least 1180 MPa. The dual phase steel may include between 0.5-3.5 wt. % Si, and more preferably between 1.5-2.5 wt. % Si.