• To mount between flanges ANSI 150 and PN 10
  • Size from 2" through 24"
  • Manual, pneumatic and electric operated.


  • Resilient seated concept
  • Lower risk of damage due to tuberculation then metal on metal concept valve
  • Long seat life: no metallic inserts to strain the elastomers
  • Body valve designed and manufactured in two parts
  • Special two parts body valve for quick and easy replacement of seat and disc
  • No maintenance
  • Long durability
  • Epoxy painted, valve bodies protected with an anti-acid varnish


  • Spheroidal cast iron gs400
  • Aluminium
  • A216 WCB carbon steel
  • A352 LCB carbon steel
  • SS 304; SS 316; SS 316 L


  • Hard rubber lined A216 WCB carbon steel
  • HALAR/ECTFE lined 304 or 316 or marine 316 Stainless steel
  • SS 304; SS 316; SS 316 L


  • Limit switches
  • Solenoid valve
  • Position indicator
  • Filter regulator
  • 3:15 PSI positioner
  • 4:20mA electropneumatic positoner
  • 4:20mA electronic transmitter of position 30°-90° angle
  • Mono/Triphase AC motor (240V/50Hz through 400V/50Hz)


  • Sewage and sludge
  • Corrosive chemicals
  • Paper coatings
  • Wet scrubber slurries
  • Abrasive sand slurries
  • Mineral slurries


    WAFER CONNECTION
    GS 33W - lever operated, size 2" through 8"
    GS 34W - gear operated, size 2" through 8"

    WAFER LUGGED CONNECTION
    GS 33W/LUG - lever operated, size 2" through 8"
    Literature on request only
    GS 34W/LUG - gear operated, size 2" through 8"
    Literature on request only

    LUG CONNECTION
    GS 33 - lever operated, size 4" through 12"
    GS 34 - gear operated, size 4" through 24"


    SINGLE EFFECT ACTING
    WAFER CONNECTION
    GS 40W – spring to close position, with emergency handwheel, size 2" through 8"
    GS 40AW – spring to open position, with emergency handwheel, size 2" through 8" GS 10
    Literature on request only

    WAFER LUGGED CONNECTION
    GS 40W/LUG – spring to close position, with emergency handwheel, size 2" through 8"
    Literature on request only
    GS 40AW/LUG – spring to open position, with emergency handwheel, size 2" through 8"
    Literature on request only

    LUG CONNECTION
    GS 40 – spring to close position, with emergency handwheel, size 4" through 12"
    GS 40A     – spring to open position, with emergency handwheel, size 4" through 12"
    Literature on request only


    DOUBLE EFFECT ACTING
    WAFER CONNECTION
    GS 38W – size 2" through 8"

    WAFER LUGGED CONNECTION
    GS 38W/LUG – size 2" through 8"
    Literature on request only

    LUG CONNECTION
    GS 38 – size 4" through 12"
    GS 36 – size 14" through 24"