Home / Standards / GB/T 10820-2011 GB/T 10820-2011 Active Thermal efficiency and test methods of boilers for daily life 生活锅炉热效率及热工试验方法 Standard Type GBT ICS 27.060.30 CCS F04 Status 现行 Issue Date 2011-09-29 Implementation 2012-03-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委