Gate Valve


Gate valve 700N

Our gate valve :

Double disc with ball and socket joint for optimum tightness performance. Full bore

DN 10 to DN 900
3/8" to 36"
PN 10 to PN 250
150 to 1500 Lbs

Functions – Gate Valve

♦ On-off valve : in-line, on tank or reactor

Operating principle – Gate Valve

– Shutter : double wedge disc
– Sealing : With stuffing box (repackable in service)
– Full bore

Fabrication – Gate Valve

  • Construction materials : Carbon Steel (CS), Stainless Steel (SS), Duplex & Super Duplex, Inconel & Incoloy®, Titanium, Zirconium, Uranus® B6, Tantalum, Nickel, Hastelloy®, Monel
  • Construction Methods : Fabricated (Welded), Cast
  • Uses – Gate Valve

    • Service conditions : High pressure, High temperature, Low temperature, Abrasion, Corrosion, Vacuum
    • Types of fluids : Liquids, Liquids with solid particles, Gas, Powder and powdery media, High viscosity fluids
    • Applications : Plastics and polymers, General chemicals, Petrochemicals, Nuclear and Naval / Submarine, Cryogenic service

    Features & Options

    Gate valve 700N

    DN 10 to DN 900
    3/8" to 36"
    PN 10 to PN 250
    150 to 1500 Lbs

    Sealing system

    ♦ Metal-to-metal seated double discs
    ♦ External tightness with stem bellows (see options list)


    Handwheel,double acting pneumatic actuator,single acting pneumatic actuator,hydraulic actuator,electric actuator,air motor

    Closing device

    gate (double discs)

    Options – Gate Valve

    – adaptation to any type of connection
    – hard faced seating surfaces
    – parrallel seated valves with substituting ring
    – vacuum tightness
    bellows sealed stem
    – additional draining and/or cleaning nozzles
    – seats sweeping with steam
    – firesafe design
    heating jacket
    – FDA grade gaskets and packings
    leak detector at stuffing box
    stroke limit or proximity switches
    – dry air actuator
    – pneumatic actuator with manual override
    – stainless steel pneumatic actuator
    – actuator locking system (safety)
    – manual operator with locking mechanism
    – chain handwheel
    – manual operator extension, if required with cardans
    – manual operator mounted on ISO base for later adaptation of actuator
    electric actuator with local/remote controls
    – by-pass on valve body, according to size/class
    CAUTION : some options are not compatible