| 摘要 |
PROBLEM TO BE SOLVED: To provide an aluminum alloy applicable to a large-sized article and excellent in elongation property, toughness such as tensile strength and strength and a casting thereof.SOLUTION: There is provided an aluminum alloy containing Cu:2.0 to 6.0%, Si:0.4% or less, Mg:0.15 to 0.40%, Fe:0.2% or less, Mn:0.1% or less, Ti:0.1 to 0.5% and the balance practically Al with inevitable impurities and high toughness aluminum alloy casting by casting the same.SELECTED DRAWING: None |
