The present invention relates to a joint comprising a plurality of steel materials jointed by friction welding and provides a joint excellent in joint strength and an automobile member provided with the same.The joint of the present invention (10) comprises two or more steel materials, including a first steel material (1) and second steel material (2), jointed together, in which the joint (10), the first steel material (1) and the second steel material (2) are jointed by friction welding, the second steel material (2) has an area of a surface to be jointed larger than the area of a surface to be jointed of the first steel material (1), a jointed part (PB) of the second steel material (2) has a two phase temperature region heated part (P2) heated to the two phase temperature region, and the two phase temperature region heated part (P2) has a plurality of the acicular soft phases (PF) dispersed in it.
BONDED JOINT, AND MEMBER FOR AUTOMOBILE
GEKLEBTE VERBINDUNG UND ELEMENT FÜR EIN KRAFTFAHRZEUG
JOINT COLLÉ ET ÉLÉMENT POUR AUTOMOBILE
2025-04-23
Patent
Electronic Resource
English
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