| 摘要 |
<p>Thermoplastic branch pipe has a branch of a diameter less than that of the main pipe, an aperture in the main tube corresponding to the interior diameter of the branch, and a tubular connector having an outer diameter adapted to the dimensions of the aperture introduced into interior, the connector being assembled with the main tube by gluing or welding by means of a flange formed at the end turns towards the main pipe.</p> |
