Patent ID: 6592687
Filing Date: 2003-07-15
Classification: C22C,C22F,F02F,F05C,Y10T

Abstract:
A cast article from an aluminum alloy, which has improved mechanical properties at elevated temperatures, the cast article having the following composition in weight percent:Silicon â€ƒâ€‰ 14-25.0Copperâ€‚5.5-8.0Iron0.05-1.2Magnesiumâ€‚0.5-1.5Nickel0.05-0.9Manganese0.05-1.0Titanium0.05-1.2Zirconium0.05-1.2Vanadium0.05-1.2Zinc0.05-0.9Phosphorus0.001-0.1â€‚AluminumBalancewherein the silicon-to-magnesium (Si/Mg) ratio is 10-25, and the copper-to-magnesium (Cu/Mg) ratio is 4-15.