Oil gas recovery valve

Oil gas recovery valve installed on the top of the tank body, a manhole cover, is a key component of the tanker oil and gas pipeline and tank connected; in the tank closed filling oil, the valve through the gas dynamic control the opening, the oil tank of gas through the replacement of the valve to the oil depot to complete the recovery, effectively prevent "VOC" (HCS) harmful gas emissions, thereby reducing air pollution, accord with standard of GB18564.1-2006.
The main body of the oil and gas recovery valve is made of aluminum alloy casting, the surface is treated by oxidation treatment, the corrosion resistance is strong, and the parts in the shaft are made of stainless steel and the service life is improved.
Technical features: