China National Standards

China Part12:Extended GB Standards List

  •  China "Part12:Extended" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 5135.12-2006 Automatic sprinkler system-Part12:Extended coverage sprinkler
    自动喷水灭火系统 第12部分:扩大覆盖面积洒水喷头    		 China National Standards
    Part12:Extended
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