+36 30 099 5842 | info@extraservice.eu
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  • Valve testing technology

    Test units stationary and vertical

Test unit for testing of Safety Relief Valves, Control valves and Shut-Off valves:
  • Test unit with Vertical hydraulic quick clamping system
  • The valves are clamped by the flange only
  • Valves with thread connection are clamped with adapter flange
  • For body testing of the valves it is required to close the outlet flange with a blind flange or special quick clamp and sealing tool
  • Test units are also available in a combined version with two clamping devices of different design, working range or clamping force

Hydraulic clamping systems are available with:

  • 18, 30, 55, 85 and 105 tons clamping force

Optional features:

  • flow meters for leak detection
  • 0 – 30 psi + 0 – 50 psi air actuator and positioner circuit
  • 1 – 26 V DC Power supply, 4 – 20 mA controller
    Data acquisition system
  • Hydraulic clamping system with automatic clamping force control
  • Digital bubble counter
  • Combined Test Units

Standard features:

  • Hydraulic clamping system
  • Hydrostatic test circuit
  • Air test circuit
  • Nitrogen test circuit
  • Bubble counter for leak test
  • Safety interlock system
  • Gauge calibration ports
  • Pre-filling and filter system for test medium water


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