DIN EN 1566-1-1999 建筑结构中污物和废水排放(低温和高温)用塑料管道系统.氯化聚氯乙烯(PVC-C).第1部分:管道、管件和系统规范
Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Chlorinated poly(vinyl chloride) (PVC-C) - Part 1: Specifications for pipes, fittings and the system; German version EN 1566-1:1998