Welcome to Johnson & Allen Ltd - NDT Systems

Manufacturers of MPI equipment and DPI Equipment including UV Lights for NDT, MPI Bench Units, Electromagnets for NDT and Consumables for NDT. Suppliers of Magnetic Particle and Dye Penetrant Consumables

Johnson and Allen have been the market leaders in the supply of crack detection equipment and consumables for over 60 years. They have a wealth of experience in both MPI and DPI Systems

Plane in Sky   Turbine

 The only Accredited Lab for on site and in-house MPI Calibration.

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