标准号:BS EN ISO 1452-4-2010
英文标准名称:Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure. Unplasticized poly(vinyl chloride) (PVC U). Valves
发布日期:2010/1/31 12:00:00
实施日期:2010/1/31 12:00:00
国际标准分类号:91.140.60;93.030