Title:
ALUMINUM ALLOY MATERIAL AND METHOD FOR MANUFACTURING ALUMINUM ALLOY MATERIAL
Document Type and Number:
WIPO Patent Application WO/2020/008809
Kind Code:
A1
Abstract:
This aluminum alloy material has: a composition which contains 3-10 mass% of Fe and in which the remaining part comprises Al and unavoidable impurities; and a structure which includes a mother phase and a compound. The mother phase chiefly comprising Al, the compound includes Al and Fe, and the relative density thereof is greater than or equal to 85%. In an arbitrarily-defined cross section, the mother phase has an average crystal grain size of less than or equal to 1100 nm, and the compound has an average major axis length of less than or equal to 100 nm.
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Inventors:
MAEDA TORU (JP)
Application Number:
PCT/JP2019/022865
Publication Date:
January 09, 2020
Filing Date:
June 10, 2019
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
C22C21/00; C22F1/04; B22F1/068
Domestic Patent References:
| WO2008123258A1 | 2008-10-16 |
Foreign References:
| JPH06145921A | 1994-05-27 | |||
| JP2018012869A | 2018-01-25 | |||
| JP2018126421A | 2018-08-16 | |||
| JP2001073055A | 2001-03-21 |
Other References:
See also references of EP 3819392A4
Attorney, Agent or Firm:
YAMANO Hiroshi et al. (JP)
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