Baoji Baohao Petroleum Machinery Equipment Co., Ltd.
Shear Relief Valve,Pressure Relief Valve,Safety Relief Valve,Shear Gate Valve
JA - 3 shear pin type relief valve: its connection mode can be divided into two kinds, one is the threaded connection, the second is flange connection, depending on the needs of customers. Before mud pump starting work, according to the specifications to determine the pressure rating of the cylinder liner and piston, valve cover, insert the shear pin pin hole corresponding pressure on clipboard. At the working time, when the pump head pressure exceeds the rated pressure, the shear pin is cut, the mud is discharged from the side hole of the safety valve, and plays a corresponding protective effect.