Aluminum alloy ingot
A technology for aluminum alloy ingots and intermediate alloys, applied in the field of aluminum alloy ingots, can solve the problems of low density of aluminum alloys, prone to cracks and corrosion, and high strength of aluminum alloys, and achieve excellent corrosion resistance, improve the appearance of castings, and high-temperature mechanical properties Good results
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Embodiment 1
[0017] An aluminum alloy ingot, comprising the following components in weight percentage: Si: 7.2%, Cu: 1.2%, Mg: 0.1%, Fe: 0.2%, Zn: 1.2%, Ni: 0.2%, Sn: 0.1%, Sr : 1.2%, Ti: 2.1%, B: 2.1%, Sb: 1.2%, As: 0.3%, RE: 0.22%, LaCe: 0.4% and Pr: 0.3%, the balance is Al and unavoidable impurities, and Impurities ≤0.1%.
Embodiment 2
[0019] An aluminum alloy ingot, comprising the following components in weight percentage: Si: 11.4%, Cu: 1.5%, Mg: 0.3%, Fe: 0.4%, Zn: 1.4%, Ni: 0.4%, Sn: 0.3%, Sr : 2.4%, Ti: 2.4%, B: 2.4%, Sb: 1.4%, As: 0.5%, RE: 0.44%, LaCe: 1.4% and Pr: 0.5%, the balance is Al and unavoidable impurities, and Impurities ≤0.1%.
Embodiment 3
[0021] An aluminum alloy ingot, comprising the following components in weight percentage: Si: 9.3%, Cu: 1.4%, Mg: 0.2%, Fe: 0.3%, Zn: 1.3%, Ni: 0.3%, Sn: 0.2%, Sr : 1.8%, Ti: 2.3%, B: 2.3%, Sb: 1.3%, As: 0.4%, RE: 0.33%, LaCe: 0.9% and Pr: 0.4%, the balance is Al and unavoidable impurities, and Impurities ≤0.1%.
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