Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 7: Guidance for the assessment of conformity (ISO/TS 15877-7:2018); German and English version CEN ISO/TS 15877-7:2018
冷热水装置用塑料管道系统.氯化聚氯乙烯(PVC-C).第7部分:合格评定指南(ISO/TS 15877-7-2018);德语和英语版本CEN ISO/TS 15877-7:2018