Home / Standards / GB/T 21736-2025 GB/T 21736-2025 Active Technical specifications of energy-saving combustion equipment for heat treatment 热处理燃烧加热节能设备技术条件 Standard Type GBT ICS 25.200 CCS J36 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 国家标准委 Drafting Unit N/A