UL 1726 BULLETIN-2007 标准详情
- 标准号:UL 1726 BULLETIN-2007
- 中文标题:立管系统自动放泄阀UL安全性标准
- 英文标题:ul standard for safety automatic drain valves for standpipe systems
- 标准类别:美国保险商实验室标准UL
- 发布日期:2007-06-20
These requirements cover automatic drain valves that are intended to drain water from cavities in standpipe systems intended usually to be empty, such as those between a hose valve and hose rack, pipe sections between fire department connections and
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