| 摘要 |
<p>A device is provided for clamping and centering two parts to be welded together, such as a flange or edge against a pipe or two pipes against each other, or a pipe against a pipe, so that the parts can be welded together in a clamped position. The device comprises a clamping tool which is in the form of a portable, manually operable unit. The tool preferably has clamping tongs with interchangeable clamping pins for interior clamping.</p> |
