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All-weather explosion-proof breathing valve

Products > Flame arrester and breathing valve > All-weather explosion-proof breathing valve
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All-weather explosion-proof breathing valve

Model: GFQ-II Type
Nominal diameter: DN25mm
Main material: steel, stainless steel, aluminum
Connection type: Flange
Temperature: 200 ℃
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The main purpose
GFQ-II all-weather explosion-proof breathing valve for the installation of crude oil, gasoline, kerosene, light diesel oil, aromatics and other fixed top-type storage tank on the main safety equipment is from the evaporation loss and protection When the tank overpressure or vacuum Protect from destruction. This valve is usually used with flame arrester. 
 
The main features of
the valve with ventilation, sealing performance, leakage, corrosion resistance and other characteristics. 
  
 The main shape and flange connection size

specificationWeight (Kg Taiwan)Installation size (mm)
D1D1LHn × Φ
DN506.5Φ110Φ1401602554 × 14
DN809.8Φ150Φ1852132604 × 18
DN10012Φ170Φ2052652904 × 18
DN15021Φ225Φ2603053308 × 18
DN20031Φ280Φ3153553508 × 18
DN25035Φ335Φ37042040012 × 18

Note: Connecting flange in line with JB78-59 "cast iron flange" requirement.


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