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On-Site Engineering

On-Line Leak Sealing

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  • On-Line Leak Sealing

Unique Group’s On-Line Leak Sealing process is a proven service applied to a diverse range of pipelines, valves and pressure vessels.

Used across the petrochemical, oil & gas, power generation, gas distribution and nuclear industries, safe and effective on-line leak sealing is underpinned by rigorous procedures and practices.

Our service features a custom-designed leak clamp that contains the leak section before a suitable sealant is injected into the clamp to stop the leak.

The process is successful on steam, water, hydrocarbons and a wide variety of chemical systems – at pressures from vacuum to 8500 psi and temperatures from minus 320 Deg F to 1800 deg F.

It's a turnkey solution that means high plant uptime and reliable results for you.

Our process can be typically applied to:

  • Weld Joints
  • Tee
  • Couplings and Unions
  • Flanges
  • Expansion Joints
  • Pipes
  • Valves

It seals leaks of:

  • Air
  • Water
  • Steam
  • Boiler feed water
  • Hydrocarbons
  • Gases
  • Acids and alkalies
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