Overview: 
 This series of pressure reducing valves are pilot piston valve. Consists of two parts of the main valve and pilot valve. The main valve seat, the main valve plate, piston, cylinder liner, spring parts. Pilot valve is mainly composed of the parts of the valve seats, valve, diaphragm, spring, adjusting spring. Set the outlet pressure by adjusting the pressure adjusting spring, diaphragm sensor outlet pressure changes, through the pilot valve to open and close the drive piston to adjust the size of the main valve throttle parts of the flow area of ??the vacuum regulator function. 

 Linyi Industry Valve Manufacturing Co., Ltd., on free :400-6999-972, the Chengzhao some cities vacancies agents