China 'GB/T 18993.5-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18993.5-2020
Chlorinated poly (vinyl chloride) (PVC-C)piping systems for hot and cold water installations—Part 5:Fitness for the purpose of system 冷热水用氯化聚氯乙烯(PVC-C)管道系统 第5部分:系统适用性
Issued Date:2020
Implemented Date:2021/6/1
Issued by:
The Standardization Administration of the People's Republic of China