China 3 4 breather valve Manufacturers Factory Suppliers

P/V vent is installed on the top of manhole to adjust the pressure between inner and outer of the tank, which can be set different opening pressure according to different usage, to avoid leakage and

Rotary oil display is widely used on multiple tank truck. It can show any oil product by turning the yellow turner. The material is enhanced plastic with feature of cold resistance and heat

Oil-water Separator is installed on the control pipeline to extract the air source from air cylinder. When the pressure air gets into the oil-water separator, it will vapor the lubricate the air to

Press button is installed on the end of fuel truck and far away from unloading position. As a emergency control switch for pneumatic system, press button is connected to emergency vent of pneumatic

Anti-Overflow probe rod is used for oil tank. When there is down-unloading, it can monitor the inner state of the tank, working with the platform control system to make sure the safety and

Vapor recovery coupler is Installed on the tank near close to discharge position, with quick coupling connection structure, as a necessary parts in the tank for controlling vapor in and out to

Vapor recovery valve will be installed on the vapor recovery pipeline on the top end of the tank, the downward outlet side is 45 degree angle with horizontal direction to effectively prevent from the

Vapor recovery valve is installed on the manhole to make sure no leakage when the tank rolling down. The outlet terminal is connected with vapor recovery pipe line by flexible pipe. when the tank is

Dust cap is used for protecting the API adaptor valve from dust, water and others and protecting the surface from broken. Dust gap is built in a gasket to protect the inside fuel flow out when the

The gravity coupling is used far quickly discharge.We offer different size, the oblique angle design, more suitable for gravity discharging. make flow more faster, and effectively protect the the

API adaptor is installed on one side of the bottom of the tank, used for petrol, Gasoline,diesel and kerosene and such light fuel. With quick coupling connection structure, as an important parts for

Manhole cover is installed on the top of the tank to prevent the fuel leakage when tank is over rolled,built in P/V vent to adjust the pressure. If there is pressure difference between inside and