Calder Valve testing



The CALDER Turn-Around-Tester™ can efficiently perform a wide variety of pressure tests and can be easily transported for use on job sites. Valve repair shops and technicians can now take their shop on the road. With superior quality, safety, durability, and performance, owning a CALDER TURN-AROUND-TESTER™ is by far the most flexible and cost-effective way to manage your valve testing program, reduce your total cost of ownership and maximize your return on investment over the life of the test system.

Features & Benefits:


  • Compact size allows for transport and use in the bed of a truck. Optional stands available for off truck use.
  • Clamp fixture and console paired in one frame keeps everything you need together during transport or on the job site.
  • Convenient rigging points and frame designed for forklifts provide for easy lifting.
  • Conforms to specified API-598 and allows operator to perform hydrostatic valve testing in non-traditional environments.
  • Self contained test medium tank allows operator to perform valve testing in non-traditional environments.


  • Every component in the TAT pressure circuit is OEM-certified to the maximum specified testing pressure of the system for increased quality, durability and safety.
  • Heavy-duty vibration isolating frame and console walls are equipped with air bags to protect the machine from vibration during transport.
  • ISO 9001 certified ensures all CALDER products are manufactured to the highest quality standards.
  • Standard 2-year warranty is the longest in the industry! We're confident in our quality, and we back it up! And – ask us how to extend your warranty out to 5 years . . .
  • CE certified and available world-wide! All CALDER products are available for sale worldwide, including in the European Union and other locations where CE certification is required.
  • Patent Pending Safety Interlock system with interlocking control valves that will not release the clamp pressure until the test pressure drain valve is opened and internal test pressure is released.
  • Test control panel location provides a splash shield between the operator and the clamp table.


  • Intuitive control panel layout makes performing a test procedure efficient and easy on the operator.
  • Consoles at working height when on the back of a pick-up bed or on the optional stands.
  • Viewing window allows observation of the valve during the testing process.
  • Extensive operating manual contains easy to follow tips and includes step-by-step set up instructions for various valve testing operations.
  • Quick-connect test pressure gauges can easily be removed for the quick calibration or removal of gauges for transport.
  • Only shop air and water needed for functionality.


Valve Size:

  • 1.5 – 8 inches (38.1 – 203.2 mm)


  • 150 – 2500 Class (450 – 9375 psi)

Clamp Force:

  • 25 tons (22.7 tonnes)

Maximum Flange Thickness:

  • 2.75 in. (70 mm)

Maximum Valve Weight:

  • 600 lbs (272 kg)