Plastics piping systems - Elastomeric-sealing-ring-type socket for use with unplasticized poly(vinyl chloride) (PVC-U) pipes - Test method for leaktightness under internal pressure and with angular deflection. (ISO 13845:2000)
塑料管道系统.与未增塑聚氯乙烯(PVC-U)管一起使用的弹性密封环型承口.内压和角度偏转下密封性的试验方法 (ISO 13845-2000)