China 'GB/T 4219.1-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 4219.1-2008
Plastics piping system for industrial applications - Unplasticized poly(vinyl chloride)(PVC-U) - Specifications for components and the system - Part 1: Pipes 工业用硬聚氯乙烯(PVC-U)管道系统 第1部分:管材
Issued Date:2008-03-24
Implemented Date:2008-10-01
Issued by:
The Standardization Administration of the People's Republic of China