compression nut造句

These have compression fittings and are attached with compression nuts.
Fittings for non-threaded conduits are either secured with set screws or with a compression nut that encircles the conduit.
However, a small amount of plumber's grease or light oil applied to the threads will provide lubrication to help ensure a smooth, consistent tightening of the compression nut.
Compression fittings ( sometimes called lock-bush fittings ) consist of a tapered, concave conical seat, a hollow, barrel-shaped compression ring ( sometimes called a ferrule ) and a compression nut which is threaded onto the body of the fitting and tightened to make a leakproof connection.
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