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Tube Plugs

Failures in heat exchangers, boilers, and air coolers can cause costly downtime and wasted efforts. Efficiently identify problem tubes for replacement or plugging with testing tools. Equipment Group International offers vacuum and pressure tester options to detect tube sheet joint and tube failures, increasing long-term reliability throughout maintenance and use. EGI is the global sales leader for the EST-Curtiss Wright Pop-A-Plug® product line, which encompasses the most trusted line of mechanical plugs in the industry. We also manufacture and stock traditional drive-in tapered plugs.

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Pop-A-Plug® CPI/Perma - Heat Exchanger & Condenser Tube Plugging System

Fast, Safe and Reliable Way to Seal Leaking Heat Exchangers & Condensers pop-a-plug diagram
Pop-A-Plug® CPI/Perma tube plugs are resistant to thermal cycling and are able to provide a seal that is helium leak tight. Pop-A-Plug® CPI/Perma tube plug installs using a controlled force. This protects against damage to tubesheet ligaments and adjacent tubesheet joints, extending the life of your heat exchanger and reducing total operating cost.
  • Fast - Simple hydraulic installation significantly reduces turnaround/down time.
  • Safe - Pressure rated to 1,000 PsiG (69 BarG).
  • Reliable - Provides helium leak tight seal to 1x10-6 cc/sec.
  • Lowest life cycle cost compared to alternative plugging methods.
  • Permanent solution, engineered for optimal performance throughout the life cycle of the heat exchanger.
  • Unique breakaway controls installation force for consistent repeatable results. pop-a-plug image
  • Eliminates need for welding or explosives.
  • Standard sizes: 0.472” - 2.067” (11.99mm - 52.50mm), larger sizes available upon request.
  • Available in: Brass, Carbon Steel, 316 Stainless Steel, 304 Stainless Steel, 4142 Alloy, 70/30 CU/NI, 90/10 CU/NI, Monel, Titanium, Duplex 2205, Chromoly Grade 11, Chromoly Grade 22, additional materials available upon request.
  • Engineered solution - Fast installation without ligament or roll joint damage.
  • Designed to be a Through-The-Tube plugging solution. Allows the tube plug to be passed through the length of a straight through-tube heat exchanger and installs in the tubesheet without removing the bundle or far end cover.
  • 24/7 Emergency manufacturing service available.
  • Patented internal & external serrated ring.
  • Compliant with several QA Systems, including; ANSI N45.2, 10 CFR 50 App. B, and 10 CFR 21
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