The present invention relates to a method of manufacturing a cross member for a vehicle, and a cross member for a vehicle manufactured thereof. According to one embodiment of the present invention, the method of manufacturing a cross member for a vehicle comprises: a step of preparing a first molding member and a second molding member; and a step of friction-stir welding a joining target portion of the first molding member and the second molding member, wherein the first molding member is manufactured to include twining-induced plasticity including an austenite matrix structure, thereby capable of manufacturing a cross member with excellent yield strength and impact resistance.

    본 발명은 차량용 크로스 멤버 제조방법 및 이에 의해 제조된 차량용 크로스 멤버에 관한 것이다. 한 구체예에서 상기 차량용 크로스 멤버 제조방법은 제1 성형부재 및 제2 성형부재를 마련하는 단계; 및 상기 제1 성형부재 및 제2 성형부재의 접합 대상부를 마찰교반 접합하는 단계;를 포함하며, 상기 제1 성형부재는 오스테나이트(austenite) 기지조직을 포함하는 쌍정유기소성(twinning-induced plasticity) 강을 포함하여 제조된다.


    Access

    Download


    Export, share and cite



    Title :

    MANUFACTURING METHOD FOR CROSS MEMBER FOR AUTOMOBILE VEHICLE AND CROSS MEMBER FOR AUTOMOBILE VEHICLE THEREOF


    Additional title:

    차량용 크로스 멤버 제조방법 및 이에 의해 제조된 차량용 크로스 멤버


    Contributors:
    JANG JANG SU (author) / KIM JIN HO (author) / PARK HYUN GYEONG (author) / PARK JIN WOO (author)

    Publication date :

    2017-11-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B23K Löten , SOLDERING OR UNSOLDERING / B62D MOTOR VEHICLES , Motorfahrzeuge / C21D Veränderung der physikalischen Struktur von Eisenmetallen , MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS / C22C Legierungen , ALLOYS




    MANUFACTURING METHOD FOR CROSS MEMBER FOR AUTOMOBILE VEHICLE AND CROSS MEMBER FOR AUTOMOBILE VEHICLE THEREOF

    JANG JANG SU / KIM JINHO / PARK HYUNGYEONG et al. | European Patent Office | 2018

    Free access


    AUTOMOBILE CROSS MEMBER AND AUTOMOBILE CROSS MEMBER STRUCTURE

    NAKAMOTO SHINOBU / YAMAMOTO YUKI / ANDO MASASHI | European Patent Office | 2019

    Free access

    CROSS MEMBER FOR AUTOMOBILE

    TSUKAMOTO TARO / FUKUDA MASAHIKO / YOSHIDA MUNEYUKI et al. | European Patent Office | 2020

    Free access