Horizontal Bilateral Flame Retardant Breathing Valve
Breathing valve is a kind of air breather which install on the petrochemical fixed storage tank, in order to avoid tank over the pressure or vacuum making the storage tank destruct, prevent the outside flame enter, reduce the tank fluid volatile.
Working pressure and operating ambient temperature
Exhaling pressure:A.+355Pa B.+980Pa C.+1750Pa D.+4Kpa(operation pressure can decide by customer's specified)
Suction pressure:A.-295Pa B.-295Pa C.-0.5Kpa
Gasoline、Kerosene、Diesel oil、Aromatic naphtha、Air etc.
Usage environment temperature
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