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:
May. 26, 2015
Filed:
Jul. 27, 2010
Yoshihiko Ono, Fukuyama, JP;
Kenji Takahashi, Fukuyama, JP;
Kaneharu Okuda, Chiba, JP;
Shoichiro Taira, Fukuyama, JP;
Michitaka Sakurai, Fukuyama, JP;
Yusuke Fushiwaki, Fukuyama, JP;
Yoshihiko Ono, Fukuyama, JP;
Kenji Takahashi, Fukuyama, JP;
Kaneharu Okuda, Chiba, JP;
Shoichiro Taira, Fukuyama, JP;
Michitaka Sakurai, Fukuyama, JP;
Yusuke Fushiwaki, Fukuyama, JP;
JFE Steel Corporation, , JP;
Abstract
A multiphase steel sheet has a steel composition containing, in percent by mass, more than 0.015% to less than 0.100% of carbon, less than 0.40% of silicon, 1.0% to 1.9% of manganese, more than 0.015% to 0.05% of phosphorus, 0.03% or less of sulfur, 0.01% to 0.3% of soluble aluminum, 0.005% or less of nitrogen, less than 0.30% of chromium, 0.0050% or less of boron, less than 0.15% of molybdenum, 0.4% or less of vanadium, 0.02% or less of titanium, wherein [Mneq] is 2.0 to 2.8, the balance being iron and incidental impurities.