China 'GB/T 31248-2014
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 31248-2014
Test methods for the measurement of flame spread, heat release and smoke production on electric or optical fibre cables under fire conditions 电缆或光缆在受火条件下火焰蔓延、热释放和产烟特性的试验方法
Issued Date:2014-12-05
Implemented Date:2015-04-01
Issued by:
The Standardization Administration of the People's Republic of China