Pressure Vessel Testing

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ALE is unique in its pressure vessel testing facilities due to our revolutionary LoW8 technology. We are equipped to perform almost all necessary certification tests according to the composite pressure vessel regulations R67-01 (automotive use), EN14427 (domestic use), and EN12245 (other applications). More information about ALE’s patented Dry Filament Winding can be found at This site is dedicated to all of our pressure vessel activities.

Pressure Vessel Testing

ALE has developed the revolutionary LoW8 cylinder for storage of LPG and other gases.  For this Type IV composite cylinder 3 standards are applicable:

  • EN 14427: LPG equipment and accessories – Transportable refillable fully wrapped composite cylinders for LPG – Design and construction
  • EN 12245: Transportable gas cylinders – Fully wrapped composite cylinders
  • ISO 11119-3: Gas cylinders of composite construction – Specification and test methods Part 3: Fully wrapped fibre reinforced composite gas cylinders with non-load-sharing metallic or non-metallic liners

A Type Approval has been obtained for the LoW8 cylinder for EN 14427 (see

What can ALE offer?

ALE has the knowledge, expertise and test facilities for carrying out tests on cylinders according to the standards EN 14427, EN12245 and ISO11119-3. We do not use the facilities exclusively for our own cylinder. Amongst others we can offer you the following tests:

  • Burst test
  • Cyclic test
  • (Hydraulic) proof test
  • Artificial ageing test
  • Drop test
  • Permeability test
  • Material testing
  • Flawed cylinder test
  • High velocity impact test

For more information, please contact us.