China National Standards

China Cable penetration fire Industry Standards English PDF List

  •  China "Cable penetration fire" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    NB/T 20049-2011 Cable-penetration fire stop qualification test
    电缆贯穿挡火封堵件性能试验    		 China Energy industry Standards
    Cable penetration fire
    English PDF

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