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EN ISO 1452-4 : 2009現(xiàn)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：Comite Europeen de Normalisation
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基本信息
標(biāo)準(zhǔn)編號： EN ISO 1452-4 : 2009
標(biāo)準(zhǔn)類別：Standard
出版單位：Comite Europeen de Normalisation
標(biāo)準(zhǔn)頁數(shù)：0
標(biāo)準(zhǔn)簡介
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.
