| 摘要 |
PROBLEM TO BE SOLVED: To provide an aluminum alloy material which has high thermal conductivity, is also excellent in the brightness of an anode oxide coating, and has good appearance. SOLUTION: The aluminum alloy material has a composition containing, by weight, 0.5 to 1.5% Co, and, if required, further containing at least one kind selected from 0.002 to 0.08% B, <=0.5% Fe, <=0.5% Ni and <=0.2% Cu, and the balance aluminum with inevitable impurities.
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