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| QB/T 1040-2011 Rotor magnet-steel for analogue quartz clocks (English Version) |
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Detail of QB/T 1040-2011
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Introduction of QB/T 1040-2011
本标准规定了指针式石英钟用转子磁钢的型式标记、要求、试验方法、检验规则及标志、包装、运输和贮存。
本标准适用于指针式石英钟用单相永磁步进电动机的转子磁钢。
Contents of QB/T 1040-2011