| 摘要 |
PROBLEM TO BE SOLVED: To provide a joined body of dissimilar materials which has a sufficient joint strength or joining strength of a steel material and an aluminum material. SOLUTION: The joined body of dissimilar materials has a dissimilar-material-bonded part formed by joining aluminum alloy material sheets to steel material sheets, each having a thickness of 3 mm or smaller, by spot welding, and the dissimilar-material-bonded part is formed by superposing the steel material sheet 2 in a state of being sandwiched between the aluminum alloy material sheets 1, 3, and then performing spot welding 4. COPYRIGHT: (C)2008,JPO&INPIT |
