| 摘要 |
<p>A flash butt welding device having a pair of electrodes provided on each of a fixed head (41) and a movable head (42), wherein power transformers (12-16) are arranged on the fixed head (41) side and four bus bars (21-24) which respectively connect the transformers (12-16) to the electrodes (45a, 45b, 46a and 46b) are arranged at symmetrical positions surrounding billets (10), with the two bus bars (22 and 24) being connected to the electrodes (46a and 46b) on the movable head (42) side.</p> |
