China National Standards

China R40H31 Industry Standards English PDF List

  •  China "R40H31" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    SJ 51931/5-1997 Detail specification for R40H31.7×19×9.5 type soft ferrite cores
    r40h31.7×19×9.5型软磁铁氧体磁芯详细规范    		 China Electronics Standards
    R40H31
    English PDF

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