China National Standards

China 17：Pressure GB Standards List

  •  China "17：Pressure" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 5135.17-2011 Automatic sprinkler system - Part 17：Pressure reducing valves
    自动喷水灭火系统 第17部分：减压阀    		 China National Standards
    17：Pressure
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