GB/T 20671.5-2020
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20671.5-2020
Classification system and test methods for nonmetallic gasket materials—Part 5: Standard test method for creep relaxation of gasket materials 非金属垫片材料分类体系及试验方法 第5部分:垫片材料蠕变松弛率试验方法
Issued Date:2020-06-02
Implemented Date:2021-04-01
Issued by:
The Standardization Administration of the People's Republic of China