China 'GB/T 21874-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 21874-2008
Elastomeric seals - Requirements for materials for pipe joint seals used in water and drainage applications - Thermoplastic elastomers 弹性体密封件 排水管道接口密封件材料要求 热塑性弹性体
Issued Date:2008-05-14
Implemented Date:2008-10-01
Issued by:
The Standardization Administration of the People's Republic of China