DIN EN ISO 1452-4 E : 2010现行
PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE-GROUND DRAINAGE AND SEWERAGE UNDER PRESSURE - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 4: VALVES
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
Describes the characteristics of valves made from unplasticized poly(vinyl chloride) (PVC-U) for piping systems intended for water supply and for buried and above-ground drainage and sewerage under pressure. Also specifies the test parameters for the test methods referred to in this part of ISO 1452.
EN ISO 1452-4 : 2009 - Identical
ISO 1452-4 : 2009(R2014) - Identical
ISO 1452-4 : 2009(R2014) - Identical
EN ISO 1452-4 : 2009 - Identical
