What is hardware fault diagnosis?

In you are experiencing problems with your hardware, Eurofins | BLC is here to help. Our fault diagnosis and problem solving service will identify the root cause of any product quality issues.

The most common defect on hardware is corrosion and tarnishing. This is where the product changes colour, goes rusty of the surface oxidizes.

Our hardware fault diagnosis service covers:

  • Watches
  • Jewellery
  • Fasteners for clothing and accessories, including buckles, poppers, zips etc
  • Metal components, such as rings, eyelets, studs, lace hooks, and lace tips (aglets) etc
  • Mobile phone and tablet cases
  • Homeware, including metal bowls, vases, and decorative objects
  • Children’s toys
  • Packaging tests


How long does hardware and jewellery fault diagnosis take?    

As this work is investigative, the length of time taken to solve the problem does depend on the type of problem. 


Eurofins | BLC Jewellery & Hardware Testing

Eurofins | BLC carry out physical and chemical testing on hardware and jewellery products. Eurofins | BLC can also carry out tests for heavy metals and the skin irritant, Nickel.  

Please read our testing terms and conditions.

Eurofins | BLC hardware & jewellery fault diagnosis service

For hardware and jewellery problem solving and fault diagnosis, Eurofins | BLC provides:

  • Advanced technologies such as solid microscopy
  • A fully comprehensive and easy to understand fault diagnosis report
  • Technical back up and support from experts
  • Competitive pricing


Eurofins | BLC uses state of the art diagnostic equipment

Eurofins | BLC uses some of the most advanced diagnostic equipment and techniques for carrying out problem solving, including:

  • Scanning Electron Microscope (SEM)
  • Energy-Dispersive X-ray Spectroscopy (EDS)
  • Gas Chromatography – Mass Spectrometry (GC – MS)
  • Liquid Chromatography – Mass Spectrometry (LC – MS)


Become a Eurofins | BLC Member and access:

  • Discounted prices
  • Priority testing allocation
  • Access to advanced technical support


Eurofins | BLC Membership Benefits


Corrosion and tarnishing

In our experience, corrosion and tarnishing is usually caused by low quality hardware that has inadequate alloy use and ineffective plating coverage or thickness. At Eurofins | BLC, we can measure the quantity and quality of the alloys used, and provide a detailed causal failure analysis.


Hardware and jewellery product and materials specifications

As with all materials, hardware should be specified for a particular end use and tested to ensure that it performs. We’ll create materials and product specifications for Eurofins | BLC Members, and we can also recommend testing routine.


Performance testing for hardware and jewellery products

Eurofins | BLC provides a wide range of physical performance testing for hardware, including:

  • Drop tests
  • Wear tests, and simulation of wear
  • Attachment strength
  • Ageing
  • Heat and humidity
  • Salt corrosion
  • Functionality
  • Metal composition
  • Plating thickness

Our Accreditations

Eurofins | BLC holds accreditations from UKAS and CPSC and has auditors approved to carry out LWG audits. Trust Eurofins | BLC to deliver some of the most accurate test results in the industry.

View our Accreditations


"I enjoyed the combination of theoretical and practical training on the 4-day leather course."


United Kingdom

"I enjoyed all of the leather course as a chemist I wanted to understand the whole process of making leather."

Smit & zoon


“10 years of Eurofins | BLC Membership has enabled us to provide continuous assurance of product quality and safety, giving our customers greater confidence in our products.”


United Kingdom

"All parts of the leather training course were relevant and very informative. I now have a new appreciation for leather!"

Ralph Lauren

United States of America

"I just wanted to say a big thanks for 2 great days of leather education last week."



"Membership allowed us to use the expertise of Eurofins | BLC to improve our suppliers' environmental performance."

Clarks International

United Kingdom

"I became a Member to take advantage their specification building services and 1-2-1 regulatory advice."

Gheli International


"We thought every part of the Eurofins | BLC leather course was very informative and interesting."

John Lewis Partnership

United Kingdom

"Smart chemical testing of wet blue saves our business time and money."

Casino Hide Tanners


"Through Eurofins | BLC Membership, we have access to technical support for leather product testing, helping us to provide more efficient services to our customers."

William Lamb

United Kingdom

"We were very impressed by the speaker on the leather training course who had excellent knowledge of the subject."


United Kingdom

"Eurofins | BLC Membership allows us to develop innovative high quality raw materials in order to continue our product improvement programme."


United Kingdom

Send An Enquiry

Contact Eurofins | BLC to discuss your enquiry with friendly and helpful experts and to get a quotation. For Eurofins | BLC to receive your enquiry, you must complete all 3 sections of the contact form below. To receive the Technical Update email, you simply need to complete this form. Eurofins | BLC aim to respond to all enquiries within 24 hours Monday to Friday.

  • Step 1 Tell us about your enquiry
  • Step 2 Tell us about your business
  • Step 3 Tell us how we can contact you

Select your enquiry category

Type your enquiry

Tell us about your business

Tell us how we can contact you