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Heat Exchangers Re-tubing & Cleaning

Regular maintenance of heat exchangers in refineries is crucial for ensuring optimal performance, safety, and environmental protection. It involves cleaning to remove fouling and scale, inspecting for corrosion, and addressing leaks to prevent accidents and environmental damage. By maintaining heat exchangers, refineries can improve energy efficiency, reduce emissions, and maintain consistent product quality, ultimately contributing to sustainable and reliable operations.

What we offer?

We specialize in heat exchanger maintenance, catering to a wide range of projects, from small-scale single unit maintenance to large-scale shutdown projects involving hundreds of heat exchangers.

Our comprehensive maintenance services encompass:
  • Exchanger / Loop Isolation along with special accessories like Breathing apparatus and Chemical-resistant suits.
  • System scaffolding for safe and efficient access during maintenance.
  • Disassembly and reassembly of exchangers including controlled bolting services.
  • Robotic cleaning of heat exchangers using:

    • High-pressure water jetting – Multi-lance system for internal and external bundle cleaning.
    • Ultra-high pressure water jetting up to 40K PSI.
    • Dry cleaning using rotating brushes.

1. Pressure testing:
  • Hydro / Pneumatic testing
  • Nitrogen Helium leak detection
  • Non-Destructive Testing
  • IRIS / ECT / RFET testing
  • X-ray
  • Borescope
2. Heavy Lifting
3. Robotic cleaning of bundles onsite for fixed tube sheet bundles and also in case where situation does not permit bundle to be pulled out.
4. Robotic cleaning of bundles in Jetting Yard
5. Chemical cleaning of Exchangers
6. Heat exchanger repairs
  • Tube Plugging
  • Re-tubing
  • Expanding and Seal Welding
  • In-situ Machining
  • Shell Cutting & Repairs Works
  • Internal Replacements – Baffles / Tie Rod / Impingement Plates
  • Inlet / Outlet Modification & Repairs
7. Bundle extraction and insertion

Radiant is fully equipped to take up massive re-tubing job of heat exchangers and air fin coolers during shut downs. Radiant has experts groups and best automated tools for re-tubing which facilitate speed, quality and safety.

  • Equipment Replacement: Heat Exchanger
  • Client: Matix Fertilizer
  • Location: Durgapur, West Bengal
  • When: March 2024