Home / Standards / GB/T 47322-2026 GB/T 47322-2026 Upcoming Test method for fire resistance of cables under elevated temperature conditions in building fire 建筑火灾升温条件下电缆耐火性能试验方法 Standard Type GBT ICS 13.220.50 CCS C 82 Status 即将实施 Issue Date 2026-03-31 Implementation 2026-10-01 Responsible Dept 国家消防救援局 Drafting Unit N/A