scope:

This European Standard specifies requirements for unplasticized poly(vinyl chloride) (PVC-U) piping systems in the field of buried and above-ground drainage and sewerage under pressure. In conjunction with one or more of Parts 1 to 5 of EN 1452 and ENV 1452-6, it is applicable to PVC-U pipes, fittings, valves and ancillary equipment, their joints to joints with components or other plastics and non-plastics materials intended to be used for the conveyance of sewage and drainage under pressure at approximately 20°C as follows: a) buried in the ground; b) sea outfalls; c) laid in inland waters and/or ducts; d) suspended below bridges. This standard is also applicable to components for the continuous conveyance of sewage and drainage up to and including 45°C as required in EN 773.