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    Self Operated Regulating Valve

    Size:DN15~DN300
    Pressure:PN16~PN100, Class150~Class600
    Connection:Flange、Welding、Thread
    Body:WCB、WC9、CF8、CF8M 
    Actuator:Diaphragm, piston and corrugated pipe
    Packing:PTFE、Flexible graphite


    Ordering hotline:021-54150349

    Immediately consult
    • Product introduction
    • Product parameters
    Self-operated regulating valve is a kind of control valve which relies on the pressure and temperature of the medium inside the valve as energy to drive the valve to work automatically without external power supply and secondary instrument. Self-operated regulating valve use the feedback signals (pressure, differential pressure, temperature) from the output end of the valve to transmit to the actuator to drive the valve disc to change the opening angle of the valve, so as to achieve the purpose of regulating pressure, flow and temperature.
    1. Seat
    2. Trim
    3. Bonnet
    4. Single seat body
    5. Pillar
    6. Control plate
    7. Spring
    8. Corrugated pipe
    9. Spring seat
    10. Diaphragm actuator
    11. Double seat body
    12. Piston actuator
    13. Corrugated pipe actuator


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