| 摘要 |
A simpler method and apparatus for joining plastic pipe is provided by creating a flange ring on the end of a plastic pipe, the flange ring being c ut from a short length of a larger dimension plastic pipe selected or machined to fit closely over the outer diameter of the plastic pipe to provide a flange which may be bolted or fastened to a similar flange. A similar method may be used to provide a connection by means of a coupling, |
