PVC FLANGE SETS AND GASKETS 

PVC Backing Ring

DN – PN10/PN16

PVC Backing Ring  PN10 PN16, Stub Flanges or Flanged Joints main function is to allow seperation, to connect flanged valves and or vessels which require higher strength in tension. Also Connecting different material types such a PVC to Poly or Steel together.

Not sure which flange?

Speak with a member of our team .

We will be able to tell you with a few quick questions.

Next to the connection dimensions (Size and PCD) for the backing rings and stub flanges we show the inner-hole size of the backing flange and the pipe size from the stub flange.
For backing rings, the inner hole size is given in column Inner Ø
For stub flanges, the pipe size is given in column Outer Ø
See back of this catalogue “How to recognise a flange” ref PCD

Where applicable our PVC fittings are according to ISO 727 and WRAS for potable water. Metric Fittings with threads have DIN thread ie taper male by parallel female.

DIN 2999. Imperial fittings conform to BS 4346/1 ISO 9002 for pipes made to BS 3505 and BS 3506.  Threads are parallel BS 21 male and female.

Our helpful team welcome your questions.

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