Petra Energy

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What is On-line Leak Sealing

It's exactly what it says. It is the process of sealing pressurized leaks while under continuos pressure to avoid costly shut downs or unscheduled maintenance. That leak is costing your company money in wasted energy. It's Health & Safety Hazard and it's damaging the Environment. Petra Energy provides our clients with engineered solutions for Temperatures ranging from cryogenic to 700°C, and Pressure from vacuum to 250 kg/cm2, 24 hours non stop services. Leak Sealing solutions for water, air, steam, chemical, hydrocarbon, acids and crude oil leaking. At Petra Energy, we provide the most cost effective and reliable leak repair solution to meet the needs of our clients.



What are some typical application for On-line Leak Sealing?

There are many different application for which this process is used but the most common are as follows :

  • Flange / Bonnet / Heat Exchanger Joint
    • Valve Joint
    • Gland Valve Leak
    • Pressure Seal Ring Valve Leak
    • Body Valve Leak
  • Elbow Pipe Leak
    • Pipe Fitting
    • Elbow Pipe Leak
    • Straight Pipe Leak
    • T-Join Pipe Leak
    • Reducer Pipe Leak
    • Thread/Nozzle Leak

Seal on Flange / Bonnet / Heat Exchanger

Wire wrap technique used for small gaps less than 8mm and insert clamp will be used to seal big gaps or to seal flammable fluids.

Seal on Pipe (Straight, Tee, Reducer, Elbow)

Whatever the leak conditions on piping system, our sealing boxes are filled with sealant to avoid the creation of any internal capacity or any void. Box designed will calculated base on real condition of equipment leak.

Seal on Valve - Gland

Seal method for gland valve is to drill into packing area/stuffing box and injected sealing compound. G clamp will be used to supported the valve itself and for injection process.