China National Standards

China Oil based needle Industry Standards English PDF List

  •  China "Oil based needle" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YB/T 4910-2021 Oil-based needle coke for graphite electrode joints {译}
    石墨电极接头用油系针状焦    		 China Metallurgy Industry Standards
    Oil based needle
    English PDF

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