The JA-3 piston shear relief valve is widely used for high pressure spray drilling rig.It can be used for other media i.e. oil,water ect. with high pressure system.
Compared with spring style and membrance type relief valve,it has the features of
Easy to open and close
The piston area of pressure bearing is small.
Easy for reset
It is interchangeable,can be connected with many pumps.