China National Standards

China Silver graphite electrical GB Standards List

  •  China "Silver graphite electrical" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 12940-2023 Silver graphite electrical contacts technical conditions {译}
    银石墨电触头技术条件    		 China National Standards
    Silver graphite electrical
    English PDF
    GB/T 12940-2008 Technical specification for silver-graphite electrical contacts
    银石墨电触头技术条件    		 China National Standards
    Silver graphite electrical
    English PDF

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