Knife Gate Hero

RF-SKG Flanged Knife Gate Valves

RF-SKG Flanged

For knife gate valves that perform in the most challenging conditions, trust in RF VALVES.

RF-SKG Advantages & Key Features

  • Pass-through design
  • Bi-directional valve with a packing-less design
  • Full port bore formed by 2 heavy-duty elastomer sleeves with J-ring stiffener to maintain sleeve shape and prevent wear and tear
  • Yoke design prevents slurry splatter and allows for easy mounting of proximity or limit switches
  • Top bracket design accommodates manual, pneumatic, hydraulic or electric actuation with no modifications needed

Available Configurations


  • SKGF


  • SKGF


  • SKGF - 2

    SKGF - 2

  • SKGF - 3

    SKGF - 3

  • SKG in Field

    SKG in Field

  • RF-SKG Knifegate Animation


  • Size Range

    3" (80mm) to 26" (650mm)

  • Temperature

    Up to 390degF

  • Max. Operating Pressure

    Up to 150psi (10bar)

  • Flange Drilling

    ASME B-16.5 Class 150, AS2129 Table D&E, PN10, PN16

  • Actuation

    Manual, Manual Bevel Gear, Pneumatic, Electro-mechanical and Hydraulic

  • Sleeve Material


  • Body & Yoke Material

    FUSION BONDED EPOXY POWDERCOATED Ductile Iron with Fusion bonded epoxy mild steel yoke plates

  • Blade Material

    Stainless Steel 316L , Teflon coated, or Duplex 2205


  • Actuator - Fail Positions - Fail Close/Open via Mechanical or Air Spring
  • Actuator Lockout
  • Manual Override
  • Positioner - Electro-pneumatic or pneumatic
  • Purge Port - Removable bottom cover and flush-out connections
  • Junction Box
  • Gauges
  • Limit Switches - Proximity, Mechanical or Magnetic
  • Pressure Switch
  • Filter/Regulator
  • Solenoid