Title:
成形性が向上したアルミニウムシート及び該アルミニウムシートから製造されたアルミニウム容器
Document Type and Number:
Japanese Patent JP7168555
Kind Code:
B2
Abstract:
In some embodiments of the present invention a method includes: obtaining a first aluminum alloy sheet formed from rolling a first ingot of a 3xxx or a 5xxx series aluminum alloy, wherein, prior to rolling, the first ingot has been heated to a sufficient temperature for a sufficient time to achieve a first dispersoid f/r of less than 7.65; and forming a container precursor from the first aluminum alloy sheet, wherein when the first aluminum alloy sheet is formed into the container precursor, the container precursor has less observed surface striations and ridges as compared to a container precursor formed from a second aluminum alloy sheet rolled from a second ingot having a second dispersoid f/r value of 7.65 or greater.
Inventors:
Rounce, Thomas, N.
David, McNish
Caps, Jean, F.
Samuel, Combs
Walters, Christopher, Elle.
David, McNish
Caps, Jean, F.
Samuel, Combs
Walters, Christopher, Elle.
Application Number:
JP2019511441A
Publication Date:
November 09, 2022
Filing Date:
September 01, 2017
Export Citation:
Assignee:
Kaiser Aluminum Warrick,LLC
International Classes:
C22F1/04; C22C21/00; C22C21/06
Domestic Patent References:
| JP2014198879A |
Attorney, Agent or Firm:
Maruyama International Patent Office
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