The invention relates to the technical field of aluminum alloy processes, in particular to a 6-series vehicle aluminum alloy profile with a high energy absorption characteristic and a preparation method of the 6-series vehicle aluminum alloy profile with the high energy absorption characteristic. The content of Fe is 0.1 to 0.18 percent; the content of Cu is 0.02 to 0.05 percent; the content of Mn is 0.06 to 0.11 percent; the content of Mg is 0.85 to 0.92 percent; the content of Cr is 0.07 to 0.15 percent; the content of Zn is less than or equal to 0.1%; the total content of other impurity elements is less than or equal to 0.03%; the balance is Al; the content of Mg2Si in the aluminum alloy profile is 1.34%-1.45%, and the content of excess Si is smaller than or equal to 0.1%. The aluminum alloy profile has excellent mechanical properties and high energy absorption characteristics, and the safety performance of vehicle collision can be effectively improved.

    本发明涉及铝合金工艺技术领域,具体涉及一种高吸能特性6系车用铝合金型材及其制备方法,该铝合金型材中各组分及其重量百分比为:Si含量为0.52‑0.58%;Fe含量为0.1‑0.18%;Cu含量为0.02‑0.05%;Mn含量为0.06‑0.11%;Mg含量为0.85‑0.92%;Cr含量为0.07‑0.15%;Zn含量为≤0.1%;其它杂质元素总含量≤0.03%;余量为Al;所述铝合金型材中Mg2Si的含量为1.34‑1.45%,过剩Si的含量≤0.1%。该铝合金型材兼具优异的力学性能和高吸能特性,可有效提高车辆碰撞的安全性能。


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    Title :

    6-series vehicle aluminum alloy profile with high energy absorption characteristic and preparation method of 6-series vehicle aluminum alloy profile


    Additional title:

    一种高吸能特性6系车用铝合金型材及其制备方法


    Contributors:
    LI SIWEI (author) / WU WEIYU (author) / WU HAIXU (author) / YANG LI (author) / WANG YIBIN (author) / LIU SHIYANG (author) / HE JIN (author)

    Publication date :

    2025-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    C22C Legierungen , ALLOYS / B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING , Herstellen von Blechen, Metalldraht, -stangen, -rohren Metallprofilen oder Halbzeugen auf andere Weise als durch Walzen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B62D MOTOR VEHICLES , Motorfahrzeuge / 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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