Fire fighting UL Standard 350PSI Swing Check Valve fire protection Grooved Flanged end
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Fire fighting UL Standard 350PSI Swing Check Valve fire protection Grooved Flanged end
一、Certificates: UL listed
二、Application: High-rising building fire fighting system, near fire pump
三、Purpose: To prevent the water flow back
四、Technical specification:
Construction: Swing check type
End connection: Flange and groove end .
Flange standard: ASME/ANSI B16.1 Class 125 or ASME /ANSI B16.42 Class 150 or BS EN1092-2 PN16 or GB/T9113.1
Groove standard:Metric or AWWA C606
Normal pressure:350 PSI
Model: MH-XQH-350GF-B
Normal size: 2’’-8’’
Surface: Epoxy resin coating both inside and outside the body
五、Product feature
It is suitable for supply and drain line.
It is very flexible to open and close the valve .
It can be installed both horizontal and vertical direction with upward flow
The disc is uploaded by spring to decrease the water hammer pressure when closing quickly . Sealing propertity is better
No noise when closing
六、Advantage
Small volume, light weight, small hydraulic resistance .
Better antifatigue ability.and Longer lifetime
Easier and faster to maintain and install
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