Pressure testing and isolation plugs

Pipe and Flange Pressure Testing and Isolation Plugs

DC2696- Pressure Test & Isolation Product Line Guide pdf

Heat Exchanger Tube Plugging and Testing Equipment

Heat Exchanger Tube Plugging and Testing Equipment

DC4007 – Heat Exchanger Equipment Guide pdf





Curtiss-Wright EST Group offers a complete line of Hydrostatic Test and Isolation Plugs for pressure testing of pipe, pipelines and pressure vessels. Test plugs provide safe and effective testing at working pressures up to 15,000 psi (1034 Bar). Pipe OD and ID sealing versions available. Isolation plugs are designed for quickly isolating and hydrostatically testing weld joints of any welded flange-to-pipe connection as well as isolating pipe ends during cutting, grinding and welding operations.

  • Test Open End Pipes, Pipelines, Tubes and Pressure Vessels
  • Perform Flange-To-Pipe Weld Testing
  • Isolate and Test Pipe Connections

EST Group also offer a complete line of tube plugs and plugging systems designed for quickly preparing and plugging leaking and degraded heat exchanger, condenser and boiler tubes. Their best known product, the Pop-A-Plug® Tube Plugging System, is the industry’s leading technology for plugging leaking and degraded heat exchanger tubes. Tube Plugs are suitable for service in operating pressures up to 7,000 psi (480 Bar) and are designed to be installed without welding or explosives. Tube Stabilizers are designed for stabilizing fractured or severed heat exchanger tubes while tube sleeving is designed to effectively repair damaged tube ends.

  • Quickly Prepare and Plug Leaking Heat Exchanger, Condenser and Boiler Tubes
  • Install and Remove Plugs Without Welding or Explosives
  • Leak Test to Locate and Identify Leaks

Also available are hydrostatic test pumps, ideal for use with our entire range of pressure test plugs.

PipeServ technicians provide technical support and on-site training courses for the Heat Exchanger and Pipeline products as well as offering a complete supply and installation service. We can assist with the safe, effective solutions for rapid testing and repairs.


Download Technical Information Documents

DC1227 Technical Brief Pop-A-Plug CPI_Perma PDF

DC2543 Technical Brief Air Cooled Heat Exchanger PDF

DC3001 Technical Brief Pop-A-Plug P2 PDF

Heat Exchanger Tube Plugging relative to ASME PCC-2 2011 PDF

Technical Review Use of Pop-A-Plugs in Urea Plants PDF