GB/T 9978.4-2008
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 9978.4-2008
Fire-resistance tests-Elements of building construction-Part 4: Specific requirements for loadbearing vertical separating elements 建筑构件耐火试验方法 第4部分:承重垂直分隔构件的特殊要求
Issued Date:2008-06-26
Implemented Date:2009-03-01
Issued by:
The Standardization Administration of the People's Republic of China