China National Standards

China Fire couoling GB Standards List


  •  China "Fire couoling " GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB 12514.1-2005 Fire couoling -- Part 1: General technical conditions for fire coupling
    消防接口 第1部分:消防接口通用技术条件
    China National Standards
    Fire couoling

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