Casting AL alloy structure,oxidize treatment
4" NPT thread vent
Reasonable design,use the pneumatic switch controller to control
Fit flange TTMA and EN13083 standard
More flow,lower pressure
-20 to 70 ℃
YJ7507/YJ7508 series oil recovery valve install at the manhole cover or the top of tanker,to avoid the oil leakage and make the oil can be recycled.
When oil tanker unloading oil,the vapor recovery joint and valve can connect and open the lift valve.
When stop unloading,the lift valve will automatically close, to prevent any pollutant into the valve.
Body: casting AL alloy