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Quantum Rail NDT is a leading service provider, delivering technical assurance through non-destructive testing, inspection and certification to a wide variety of industries in every region of the world. 

We are guaranteed to deliver the highest quality service through highly qualified and specialist staff using the latest of technique and technology.

Quantum focuses on exceeding our customer’s expectations, whilst we meet all their needs.

Experienced and ingenious engineers for all of your

NDT needs.


Q Rail NDT has clients in the railway, metro and tramway sector from all over the world, to which it provides various specialised non-destructive testing services.

Q RAIL NDT – with offices, workshops, NDT training facilities, test track and laboratories in  south East England – is the core of Quantum Group of companies. Our rapid response team of highly trained and qualified engineers serve variety of  industries, mainly railways for complete railway’s compliance standards. The company performs majority of our NDT services mostly for passenger trains, freight and cargo trains, On Track Machineries (OTMs), On Track Plants (OTPs), metro, Tramways, etc.

Quantum NDT & Inspection provides services for non-rail industries; mainly Piping, Pressure Vessel (PSSR) and Structural weld Inspections (UT, ET & others per ASME & BS EN, ISO- standards).


All companies are supervised and monitored by a charted NDT LIII engineer as per ISO 9712 & ASNT/ASNI/CP189.


Quantum Rail  provides NDT training and certification in accordance with SNT-TC-1A and a specific company written practice.

We also provide Non Destructive Testing, on various materials, to non-rail industry.

Q Rail NDT also provides specialised NDT inspections on superstructure as per international standards.

Q Rail NDT is also ASME qualified inspection service provides for PSSR testing.

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