Energy consumption grading for industrial electroheat installations—Part 45:Box-type quenching resistance furnace
全国工业电热设备标准化技术委员会(SAC/TC 121)
GB/T 30839的本部分规定了箱式淬火电阻炉及其机组能耗分等的通用要求，包括箱式淬火电阻炉及其机组能耗分等、能耗参数、能耗范围、能耗参数等级划分和指标制定以及测定方法等。
本部分适用于渗碳、碳氮共渗和油淬等热处理箱式淬火电阻炉及其机组能耗分等指标的确定。
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