About this ebook
This Standard specifies the energy efficiency grades, minimum allowable values of energy efficiency and test methods for arc welding machine and resistance welding machine. This Standard is applicable to the arc welding machine and resistance welding machine that are designed for industrial and professional use, not exceeding the voltage specified in GB/T 156.
About the author
https://www.chinesestandard.net specializes in providing translation services of all Chinese Standards.
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