Hydraulic valve is a kind of pressure oil operation automation element, it is controlled by the pressure valve, usually with the solenoid valve combination, can be used for long-distance control of hydropower station oil, gas, water pipe system of the break.
It is used to reduce and stabilize the oil pressure of a branch in the system, which is often used for clamping, controlling and lubrication. It has the direct type, the forerunner type, the superposition type cent.
A component used in hydraulic fluid to control the flow and direction of a liquid pressure. The control pressure is called the pressure control valve, the control flow is called the flow control valve, the control,breaks and the flow direction is called the directional control valve.