HXF-4 With Exhalation Nozzle Flame Retardant Breathing Valve overview
HXF-4 With Exhalation Nozzle Flame Retardant Breathing Valve produced and sold by Woci valve group is installed on the top of the indoor fixed storage tank, it can automatically adjust the pressure difference inside and outside the oil storage tank, its performance is reliable and stable, completely in line with the Ministry of Petroleum Industry SY7511-87 standard.
HXF-4 With Exhalation Nozzle Flame Retardant Breathing Valve application
Take-out resistance fire breathing valve is suitable for storing Class A oil flash point below 28 ℃ and class B oil flash point below 60 ℃, such as gasoline, benzene, kerosene, Light diesel, thick oil and other oil products and the nature of the chemical storage tanks.
HXF-4 With Exhalation Nozzle Flame Retardant Breathing Valve specifications
model | Operating pressure Pa |
A | Positive pressure: 355 negative pressure: 295 |
B | Positive pressure: 980 negative pressure: 295 |
C | Positive pressure: 1765 negative pressure: 295 |