DIN EN 580:1993-09 塑料管路系統(tǒng) 未增塑聚氯乙烯(PVC-U)管 在指定溫度下對(duì)二氯甲烷的耐受性試驗(yàn)方法(DCMT) 德國(guó)版本 EN 580:1993
Plastics piping systems; unplasticized poly(vinyl chloride) (PVC-U) pipes; test method for the resistance to dichloromethane at a specified temperature (DCMT); German version EN 580:1993