China 'GB/T 2951.21-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 2951.21-2008
Common test methods for insulating and sheathing materials of electric and optical cables - Part 21:Methods specific to elastomeric compounds - Ozone resistance, hot set and mineral oil immersion tests 电缆和光缆绝缘和护套材料通用试验方法 第21部分:弹性体混合料专用试验方法 耐臭氧试验-热延伸试验-浸矿物油试验
Issued Date:2008-06-26
Implemented Date:2009-04-01
Issued by:
The Standardization Administration of the People's Republic of China