Solution heat-treated high strength aluminum alloy
AssigneeUbe Industries, Ltd.
InventorsMasahiro Ogawa, Tuneo Ueno, Hideki Iwai
Life of this patent
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Abstract
A high strength aluminum alloy including 5 to 13 wt % Si, 1 to 5 wt % Cu, 0.1 to 0.5 wt % Mg, 0.005 to 0.3 wt % Sr, and the balance Al and inevitable impurities. The aluminum alloy is subjected to pressure casting and T6 heat treatment. The solution treatment time can be shortened.
Claims5
A solution heat-treated high strength aluminum alloy for pressure casting, said alloy consisting essentially of 5 to 13 wt % silicon, 1 to 5 wt % copper, 0.1 to 0.5 wt % magnesium, 0.005 to 0.3 wt % strontium, and the balance aluminum and inevitable impurities, said alloy being rendered to substantially a solid solution at elevated temperatures in significantly less than four hours.
Dependencies are inferred from the claim text.