DIN EN ISO 15874-1-2010 热水和冷水装置用塑料管系统. 聚丙烯(PP). 第1部分: 总则(ISO/DIS 15874-1-2010); 德文版本prEN ISO 15874-1-2010
Plastics piping systems for hot and cold water installations - Polypropylene (PP) - Part 1: General (ISO/DIS 15874-1:2010); German version prEN ISO 15874-1:2010