China 'GB/T 20671.1-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20671.1-2020
Classification system and test methods for nonmetallic gasket materials—Part 1:Standard classification system for nonmetallic gasket materials 非金属垫片材料分类体系及试验方法 第1部分:非金属垫片材料分类体系
Issued Date:2020-06-02
Implemented Date:2020-07-01
Issued by:
The Standardization Administration of the People's Republic of China