China National Standards

China 42：Pit GB Standards List

  •  China "42：Pit" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 30839.42-2014 Energy consumption grading for industrial electroheat installations―Part 42：Pit resistance furnace
    工业电热装置能耗分等 第42部分：井式电阻炉    		 China National Standards
    42：Pit
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