COVID-19 UPDATE AS OF 05/06/20:  As a key supplier into various industries, including medical, we have continued to operate the laboratory, testing and heat treatment throughout the crisis.  We thank all our customers for their continuing support, as we continue to support our customers and their industries.  Debbie Mellor – Managing Director

Working for today’s internationally demanding industries, our customers rely on us to deliver technical excellence in the areas of sub-contract production heat treatment and metallurgical laboratory services. We have extensive facilities and people who understand and care about metallurgy and over the years have created a comprehensive facility accomplished at supporting you and your customers.


Please see full scope of accreditations.

A range of Heat Treatment services are available at Keighley Laboratories Limited.

We can fulfil your requirements from specific one-offs to large production scale batch treatments. If you have a new product or are instigating a material change we can run trials and offer advice on material and heat treatment selections which will best suit your required application.

Our Heat Treatment management team of engineers and metallurgists have many years of experience in heat treatment and work closely with supervisors and production staff to ensure that your requirements and expectations are met.


Please see full scope of accreditations.

Our experience allows us to offer a wide range of Metallurgical & Technical Laboratory Services.

Whatever your requirements, we will endeavour to help by answering your questions, advising on the best tests and offer a professional service upon which you can rely.

Metallurgists, Chemists and Engineers with years of experience coupled with accreditation and approval from highly recognised organisations mean that we can supply the specialist expertise you require from a reliable sub-contractor.

Contact Keighley Labs

For all enquiries, please use our contact page

Want to work for Keighley Labs?

If you would like to work for one of the best Metallurgical Analysis, Testing & Heat Treatment companies in the UK, take a look at all our current opportunities here at Keighley Labs

Latest News

New Tensile Testing Machine : THE REVEAL

The Reveal!   Here it is! Our brand new Tensile Testing machine is up and running. As a result of this, we can now provide our customers with even higher quality results! We'd like to say a huge thank you to our Maintenance and Test House team, alongside...

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New Tensile Testing Machine : Part 4

Part 4 of the Installation!   The final assembly is taking place on our new Tensile machine here at Keighley Labs! We can't wait to show you the finished product once assembly is complete. We only have a few steps to go before the big reveal!   To stay...

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New Tensile Testing Machine : Part 3

Our new Tensile Testing machine is in!  Fantastic work from our Test House and installation engineers to ensure that the machine was installed into the ground safely and securely. Now the machine is in place, our team will continue work on the final wiring. Once...

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Chemical Analysis and Corrosion Testing

Mechanical Testing

Metallographic Examination Optical

Metallurgical Failure Analysis Investigation
and Consultancy

Non Destructive Testing (NDT)

Positive Material Identification
Alloy Verification (PMI/AV)

Salt Spray Testing/Cabinet Based
Corrosion Testing

Weld Testing

Ancillary NDT Processes

Thread Rolling Checks/Verification



Austempered Ductile Iron (ADI)

Gas Carburising Case Hardening Carbonitriding

Gaseous Nitriding

Hardening and Tempering

Induction Hardening

Martempering and Marquenching


Precipitation or Age Hardening

Stress Relieving

Tufftride® (Salt Bath Ferritic Nitrocarburising)

Keighley Laboratories Ltd
Registered Office:
Croft House
South Street
West Yorkshire
BD21 1EG
Registered in England 164811
UK Tel: +44 (0)1535 664211

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Service Type
Metal testing and analysis
Provider Name
Keighley Laboratories,
Croft House, South St, ,Keighley,Croft House, South St, Keighley BD21 1EG-BD21 1EG,
Telephone No.01535 664211
Keighley, United Kingdom
We have extensive facilities for metal heat treatment, analysis and testing and people who understand and care about metallurgy. Learn more about us.