China 'GB/T 40816.4-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 40816.4-2025
Industrial Furnaces and Related Process Equipment - Energy Balance Testing and Energy Efficiency Calculation Methods - Part 4: Protective or Reactive Atmosphere Furnaces 工业炉及相关工艺设备 - 能量平衡测试及能效计算方法 - 第4部分:保护性或反应性气氛炉
Issued Date:2025/10/5
Implemented Date:2026/5/1
Issued by:
The Standardization Administration of the People's Republic of China