| 摘要 |
<p>The device is intended to be used for production of welded pipes of a diameter from 50 to 500 mm. The device comprises a cutting head (3), a mechanism (7) for pressing the cutting head (3) against the internal surface of the pipe (6) provided with a drive (10) and an arrangement (11) for adjusting the position of the cutting head (3) during operation of the device. The arrangement (11) connects the mechanism (7) for pressing the cutting head (3) to its drive (10).</p> |
