scope:

This part of EN 1452 specifies the characteristics of pipes made from unplasticized poly(vinyl chloride) (PVC-U) for piping systems in the field of water supply.

It also specifies the test parameters for the test methods referred to in this standard.

In conjunction with Parts 1 to 5 of EN 1452 and ENV 1452-7, it is applicable to extruded PVC-U pipes without a socket and pipes with a socket (integral or not), intended to be used for the following:

a) water mains and services buried in ground;

b) conveyance of water above ground for both outside buildings;

for the supply of water under pressure at approximately 20 °C (cold water) intended for human consumption and for general purposes.

This standard is also applicable to pipes for the conveyance of water up to and including 45 °C. For temperatures between 25 °C and 45 °C Figure A.1 in annex A applies.

This standard covers a range of pipe sizes and pressure classes and gives requirements concerning colours.

NOTE It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.