Title:
HIGH-STRENGTH ALUMINUM ALLOY AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2015/025706
Kind Code:
A1
Abstract:
A high-strength aluminum alloy which is intended to be subjected to an anodic oxidation treatment. The high-strength aluminum alloy has chemical components comprising, in mass%, 5.0 to 7.0% inclusive of Zn, more than 2.2% and 3.0% or less of Mg, 0.01 to 0.10% inclusive of Cu, 0.10% or less of Zr, 0.02% or less of Cr, 0.30% or less of Fe, 0.30% or less of Si, 0.02% or less of Mn, 0.001 to 0.05% inclusive of Ti, and a remainder made up by Al and unavoidable impurities, wherein a Zn/Mg ratio is 1.7 to 3.1 inclusive. The high-strength aluminum alloy also has a bearing force of 350 MPa or more, and the metallic structure of the high-strength aluminum alloy is a recrystallized structure.
Inventors:
HATTA HIDENORI (JP)
UDAGAWA SATOSHI (JP)
WATANABE TAKERO (JP)
UDAGAWA SATOSHI (JP)
WATANABE TAKERO (JP)
Application Number:
PCT/JP2014/070555
Publication Date:
February 26, 2015
Filing Date:
August 05, 2014
Export Citation:
Assignee:
UACJ CORP (JP)
International Classes:
C22C21/00; C22F1/04; C22F1/053; C22F1/00
Domestic Patent References:
| WO2012033939A2 | 2012-03-15 |
Foreign References:
| JP2012246555A | 2012-12-13 | |||
| JPS62230947A | 1987-10-09 |
Attorney, Agent or Firm:
AICHI, Takahashi, Iwakura & Associates (JP)
Patent business corporation あいち international patent firm (JP)
Patent business corporation あいち international patent firm (JP)
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