ZWICK Tri-Shark (Control Valves)

• 100% Control Valve
• 100% Tight throttling Trim Cartridge

TRI-SHARK control valves are able to achieve a nearly equal percentage inherent characteristic which greatly extends the control rangeability.

Furthermore, they offer great advantages in the field of cavitation reduction and noise attenuation, as well as in dynamic torque reduction.

They are suitable for a wide range of services, from cryogenic temperatures till -196°C up to +815°C, including liquids, gases and steam.


  • DN 80 – DN 900, 3” – 36”*
  • Class: 150 thru 900
  • Carbon Steel, Stainless Steel, & Exotic Alloys
  • Metal-to-Metal Seating
  • Cryogenic to 815°C.
  • Firesafe to API 607
  • Low Running Torques
  • Stable Control
  • Light Weight
  • Compactness
  • Low Cost of Ownership
  • Field Replaceable Trim Cartridges
  • Zero Leakage
  • Severe Service Capability

The capability of Zwick Armaturen GmbH includes standard process valves of the TRI-CON Series as well as a wide range of special valves.