State-of the-art Materials Laboratory

Questions about metal? Then you’re in good hands at VOCO France Ltd. We can doubtless answer your questions and solve your problem with the help of our superbly equipped materials laboratory. Our solutions are fast, uncomplicated and cost-effective.

In addition, we incorporate the expertise of our partners and work in close cooperation with research centres, universities and manufacturers throughout the world.


Neutral expert reports

  • Corrosion damage
  • Causes of fractures
  • Processing problems
  • Tensile tests according to DIN EN 10002-1
    • Rp0.2 - Rp1.0 - Rm – A, further results available on request
    • The following load cells are available: 200 N, 1000 N, 2500 N, 5000 N, 50 kN und 100 kN
    • Component tests (tension, pressure and bending)


    • Hardness testing
      • Brinell test HB (EN ISO 6506-1)
      • Vickers test HV (EN ISO 6507-1)
      • Rockwell test HRC (EN ISO 6508-1)
      • Micro hardness and hardness curves, EHT
    • Roughness measurements on flat and rounded materials
      • Ra, Rz, R-max. measurements

Metallographic analyses

      • Qualitative assessment of structures
      • Particle size determination
      • Determination of non-metallic inclusions
      • Inspections of welding seams
      • Quantitative metallography

Chemical analyses

  • Testing for intercrystalline corrosion according to EN ISO 3651-2
    • Copper sulphate-sulphuric acid process (Strauss test
    • With sample processing and various forms of heat treatment
    • Further standardised corrosion tests on request
    • Complete spectrometric analyses of materials
    •   C+S determination (carbon + sulphur)
  • Combustion analysis
    • Exposure trials, corrosion tests to customers’ specification (e.g. salt spray corrosion testing)

Adittional services

    • Ferrite content determination using a ferritoscope , for austenitic steels by magnetic induction
    • Dye penetrant testing
    • Materials technology clarifications, consultancy, literature research, appraisals, claim investigations, reports
    • Investigation reports (consisting of several pages, including the relevant documentation)
    • Seminars and courses