| 摘要 |
A crimp ring fitting for connection to plastic or composite piping, the fitting including a spigot having one or more circumferentially extending ribs for engagement with the inner surface of the piping, a shoulder from which the spigot extends, a resilient sleeve extending coaxially with and spaced apart from the spigot, the sleeve terminating at one end in an inwardly directed flange adjacent the shoulder for retaining the sleeve about the spigot and at the other end in an outwardly directed flange, and a crimp ring slidably mounted over the sleeve for crimpable attachement of the fitting to the pipe, in use the outwardly directed flange preventing axial movement of the crimp ring along the pipe.
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