摘要 |
<p>The equipment joins a hose or pipe to a further pipe or unit, being flexible so as to allow angular movement out of the straight. The length of the flexible portion is variable, and it has screwed, flanged or plug-in type connections, the material used being selected to suit the working pressure. It can be a press-fit on the connections, and can be of hose, corrugated pipe etc.</p> |