工业电热装置能耗分等 第46部分：单晶炉
Energy consumption grading for industrial electroheat installations—Part 46：Crystal growing furnaces
2015-09-11
GB/T 30839.47-2018
工业电热装置能耗分等 第47部分：电热浴炉
Energy consumption grading for industrial electroheat installations—Part 47 : Electric heating bath furnace
2018-06-07
GB/T 30839.21-2015
工业电热装置能耗分等 第21部分：钢包精炼炉
Energy consumption grading for industrial electroheat installations—Part 21：Ladle refining furnace
2015-09-11
GB/T 30839.43-2015
工业电热装置能耗分等 第43部分：箱式电阻炉
Energy consumption grading for industrial electroheat installations—Part 43：Box-type resistance furnace
2015-09-11
GB/T 30839.4-2014
工业电热装置能耗分等 第4部分：间接电阻炉
Energy consumption grading for industrial electroheat installations―Part 4: Indirect resistance furnaces
2014-09-03
GB/T 30839.31-2014
工业电热装置能耗分等 第31部分：中频无心感应炉
Energy consumption grading for industrial electroheat installations―Part 31：Medium frequency coreless induction furnaces
2014-12-05
GB/T 30839.42-2014
工业电热装置能耗分等 第42部分：井式电阻炉
Energy consumption grading for industrial electroheat installations―Part 42：Pit resistance furnace
2014-12-05
GB/T 30839.34-2015
工业电热装置能耗分等 第34部分：工频有心感应炉
Energy consumption grading for industrial electroheat installations—Part 34：Mains frequency induction channel furnaces
2015-09-11
GB/T 30839.33-2015
工业电热装置能耗分等 第33部分：工频无心感应炉
Energy consumption grading for industrial electroheat installations—Part 33：Mains frequency coreless induction furnace
2015-09-11
GB/T 30839.44-2015
工业电热装置能耗分等 第44部分：台车式电阻炉
Energy consumption grading for industrial electroheat installations—part 44：Bogie hearth resistance furnace
2015-09-11
GB/T 30839.45-2015
工业电热装置能耗分等 第45部分：箱式淬火电阻炉
Energy consumption grading for industrial electroheat installations— part 45：Box-type quenching resistance furnace
2015-09-11
GB/T 30839.2-2015
工业电热装置能耗分等 第2部分：三相炼钢电弧炉
Energy consumption grading for industrial electroheat installations—Part 2：Three-phase steelmaking arc furnace
2015-09-11
GB/T 30839.32-2014
工业电热装置能耗分等 第32部分：电压型变频多台中频无心感应炉成套装置
Energy consumption grading for industrial electroheat installations―Part 32：A set of medium frequency coreless induction furnaces with a voltage type frequency converter