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 and indside 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.