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.

Date of Patent:
Apr. 16, 2019

Filed:

Mar. 13, 2015
Applicants:

National University Corporation Kumamoto University, Kumamoto, JP;

Kumamoto Technology & Industry Foundation, Kumamoto, JP;

Nissan Motor Co., Ltd., Kanagawa, JP;

Inventors:

Yoshihito Kawamura, Kumamoto, JP;

Masafumi Noda, Kumamoto, JP;

Hiroshi Sakurai, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F 1/00 (2006.01); C22C 23/06 (2006.01); C22C 23/04 (2006.01); C22F 1/06 (2006.01); C22C 23/00 (2006.01); C22C 30/06 (2006.01);
U.S. Cl.
CPC ...
C22C 23/06 (2013.01); C22C 23/00 (2013.01); C22C 23/04 (2013.01); C22C 30/06 (2013.01); C22F 1/00 (2013.01); C22F 1/06 (2013.01);
Abstract

Disclosed is a magnesium alloy material having excellent tensile strength and favorable ductility. Therefore, the magnesium alloy sheet material formed by rolling a magnesium alloy having a long period stacking order phase crystallized at the time of casting includes in a case where a sheet-thickness traverse section of an alloy structure is observed at a substantially right angle to the longitudinal direction by a scanning electron microscope, a structure mainly composed of the long period stacking order phase, in which, at least two or more αMg phases having thickness in the observed section of 0.5 μm or less are laminated in a layered manner with the sheet-shape long period stacking order phase.


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