This standard specifies the energy efficiency grades, allowable values of energy efficiency, evaluation values of energy conservation and test methods for industrial boilers. This standard is applicable to fixed steel steam boilers with water as medium and rated steam pressure greater than 0.04MPa but less than 3.8MPa and rated evaporation not less than 0.1t/h, which use coal, oil and gas as fuel, and Stationary steel hot water boilers with outlet water pressure greater than 0.1MPa.
GB 24500-2009 Referenced Document
GB/T 10180-2003 Thermal performance test code for industrial boilers