The invention discloses a cast aluminum alloy and a preparation method and application thereof, and the cast aluminum alloy comprises the following components in percentage by mass: 8.0%-10.0% of Si element, 0.35%-0.65% of Mg element, 1.5%-2.5% of Cu element, 0.002%-0.04% of B element, 0.015%-0.045% of Sr element, 0.05%-0.30% of RE, 0.1%-0.2% of Ti element, the balance of impurity elements and the balance of Al. Wherein the content of a single impurity element is less than 0.05%, and the content of the impurity element is less than 0.15%.

    本发明公开了一种铸造铝合金及其制备方法和应用,所述铸造铝合金按照质量百分比计算,包括如下组分:8.0%~10.0%的Si元素,0.35%~0.65%的Mg元素,1.5%~2.5%的Cu元素,0.002%~0.04%的B元素,0.015%~0.045%的Sr元素,0.05%~0.30%的RE,0.1%~0.2%的Ti元素,其余为杂质元素,余量为Al;其中,单个杂质元素的含量小于0.05%,所述杂质元素含量小于0.15%。


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    Title :

    Cast aluminum alloy and preparation method and application thereof


    Additional title:

    一种铸造铝合金及其制备方法和应用


    Contributors:
    OU FAQIANG (author)

    Publication date :

    2024-02-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    C22C Legierungen , ALLOYS / B22D CASTING OF METALS , Gießen von Metallen / B62D MOTOR VEHICLES , Motorfahrzeuge / C21D Veränderung der physikalischen Struktur von Eisenmetallen , MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS / C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS , Verändern der physikalischen Struktur von Nichteisenmetallen oder Nichteisenlegierungen



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