GB 17428-1998

Abolished

Fire resistance test method of ventilation ducts

通风管道的耐火试验方法

Standard Type
GB
ICS
13.220.50
CCS
C80
Status
废止
Issue Date
1998-07-15
Implementation
1999-06-01
Responsible Dept
国家消防救援局
Drafting Unit
N/A