Keighley Laboratories Ltd | NDI member | EEF

Keighley Laboratories Ltd

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.

We have 2 core business streams:

Heat Treatment Services 

Technical Laboratory Services


Croft House
South Street
West Yorkshire
BD21 1EG


+44 (0) 1535 664211



Quality Certifications Held

Metallurgical Laboratory Services

Certificate Number


Certification Authority

UKAS – United Kingdom Accreditation Service

Other Certifications


Customer Approvals

Airbus, Bombardier.and CAV Aerospace

Products and Services

Heat Treatment Services

Listed below are many of the heat treatment services available at Keighley Laboratories Limited. The facilities enable us to treat components varying in size, weight and material from the smallest of components such as fasteners and rivets to the largest, such as individual gears weighing up to 3 tonnes.

Carburise/ Case Hardening
Induction Hardening
Hardening and Tempering
Precipitation Hardening
Stress Relieving
ADI-Austempered Ductile Iron
Tufftride® (Ferritic Nitrocarburising)
Gaseous Nitriding
Gaseous Nitrocarburising
Furnace Capacites

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.

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.


The Metallurgical & Technical Laboratory Services We Offer:- Chemical Analysis, Non Destructive Testing (NDT), Additional NDT Processes, Corrosion and Related Tests, Mechanical Testing & Metallography, Positive Material Identification/ Alloy verification, Weld Testing Problem and Failure Investigation

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