Online Leak Sealing

Emergency sealing of pressurized leaks in flanges, valves, and pipelines without any process interruption or shutdown.

Online leak sealing team in action Emergency Response
Pipeline leak repair Pipeline leak repair
Sylmasta

Stop Leaks Under Full Pressure

Power Tech Testing & Services specializes in high-performance online leak sealing, a non-destructive method of repairing active leaks in industrial systems while they remain fully pressurized and operational.

A leak in a high-pressure steam line or chemical pipe can lead to safety hazards, energy loss, and potential plant shutdowns. Our specialized technique involves injecting high-grade sealing compounds into a custom-designed clamp or enclosure, creating a durable seal that withstands extreme temperatures and pressures.

Our solutions cover a wide range of media including steam, hydrocarbons, gas, and water. With a focus on safety and speed, we help you maintain production continuity until your next scheduled maintenance window.

Zero downtime - repairs under full pressure
Custom-engineered clamps & enclosures
High-temperature & high-pressure sealants
Expert rapid-response technicians
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Sealing Applications

We provide professional sealing solutions for various types of pressurized industrial leaks.

Flange Leaks

Sealing leaking flange gaskets using specialized wire-injection or clamp methods.

Valve Glands

Repairing leaks in valve stems and glands without taking the valve out of service.

Pipe Elbows/Tees

Encapsulating leaks in pipe fittings using custom-fabricated pressure enclosures.

Exchanger Leaks

Online sealing of heat exchanger channel covers and floating head joints.

Sealing Capabilities

Custom Enclosures

Design and installation of ASME-compliant enclosures for complex leak profiles.

Compound Injection

Injection of specialized industrial sealants tailored to the process media.

24/7 Rapid Response

Round-the-clock emergency team mobilization to stop critical leaks instantly.

Technical Assessment

On-site stress analysis and calculation for high-pressure sealing clamps.

The Sealing Process

1

Site Survey

Detailed measurement of the leak point and process media identification.

2

Design & Fab

Custom engineering and fabrication of the sealing clamp or enclosure.

3

Installation

Secure mounting of the hardware onto the live, pressurized pipe or flange.

4

Injection

Pressurized injection of sealant compound to achieve a zero-leak state.

Why Choose Power Tech?

Quick Turnaround

We understand the urgency of leaks and mobilize with extreme speed.

Range of Sealants

Access to chemical-resistant compounds for over 300 industrial fluids.

Safety Managed

Rigorous risk assessment and PPE standards for every intervention.

Proven Success

Thousands of successful seals in high-risk petrochemical environments.

Trusted By Continuous Process Plants

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Stop Active Leaks Without the Shutdown

Maintain your plant's production and safety. Contact Power Tech's emergency leak sealing team for an immediate response.

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