The hydraulic control valve is a valve controlled by water pressure, which is generally divided into two types: diaphragm type and piston type, and the working principle of these two are the same.
Slow opening function, no need traditional man-open or close.
Automatic operation in the whole process of pipe network operation.
The promised reliability in any vertical or horizontal installation in the pipeline.
It consists of a master valve (as shown) and subsidiary conduit, pilot valve, needle valve, ball valve and pressure gauge. According to the purpose, function and location, it can be evolved into a remote control float valve, pressure reducing valve, slow closing check valve, flow control valve, pressure relief valve, and hydraulic electric control valve and so on.