4 Mark Road, Suite C, Kenilworth, NJ 07033 973.253.0100

MATCH THE VALVE TO THE PROCESS

Industrial Control Valves

When flow, pressure or temperature is difficult to control, the valve assembly and its operating conditions deserve a closer look. PRO-QUIP helps you evaluate control valves, actuators and positioners for the demands of your process.

Define the control problem

Start with the process variable that needs to be controlled and the operating range the valve must handle. Explain where the current performance falls short, such as changes in flow demand, operating pressure or response. This provides a stronger starting point than selecting a replacement from line size alone.

  • Process media and relevant fluid properties
  • Minimum, normal and maximum flow requirements
  • Inlet and outlet pressure across the operating range
  • Operating temperature and material requirements
  • Line size, pressure class and end connections
  • Control signal, actuation and required failure position
  • Existing valve details and maintenance concerns
Flowserve Valtek Mark One control valve

Compare control-valve configurations

Control valves, also called modulating or throttling valves, regulate flow within a process system. PRO-QUIP’s portfolio includes globe, ball, butterfly and specialty configurations. Designs and materials are selected around the service conditions and required control duty.

Evaluate the complete valve assembly

A typical control-valve assembly combines the valve, actuator and positioner. The valve’s moving element changes the available flow area. The actuator supplies movement, while the positioner helps the valve achieve the requested opening. Reviewing these components together helps define the equipment and accessory requirements.

Review demanding service conditions

Noise, cavitation, erosion and slurry service call for a more detailed application discussion. Available specialist offerings include noise and cavitation solutions, ceramic-lined slurry-service designs and anti-erosion control valves. Share the operating range and the observed problem so appropriate technologies can be considered.

Sizing, documentation & maintenance support

PRO-QUIP provides control-valve sizing support and access to sizing tools and engineering references. Our resources include Flowserve/Valtek sizing and selection information, trim references and installation and operation manuals. For installed equipment, repair, refurbishment and recalibration support is also available.

MANUFACTURER TECHNOLOGIES

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ANSWERS FOR YOUR APPLICATION

Questions to help you move forward

Start with media, flow range, inlet and outlet pressures, temperature, materials and connections. Include the control signal, actuation requirements and any concerns with existing equipment.

A control valve modulates its opening to regulate the process. An isolation valve is selected primarily for fully open or fully closed service. The required function should guide the selection.

Yes. In addition to selection and sizing support, PRO-QUIP offers control-valve repair, refurbishment and recalibration. Share the valve identification, symptoms and operating conditions.

LET’S TALK ABOUT YOUR PROCESS

Discuss your control-valve application

Tell us what you need to control and where performance falls short. Our specialists can help review the application.

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