Stationary Facilities for PT


The  HELLING  facilities for stationary penetrant testing are designed according to the clients’ individual specifications. The facilities predominantly are made of stainless steel. The control systems are made by well reputed producers.

Stationary Facilities for PT

The operation of a typical facility consists of the following process steps:

  1. Pre-cleaning
  2. Washing
  3. Drying at up to 100°C
  4. Cooling up to 40 °C
  5. Application of the penetrant
  6. Washing
  7. Emulsifying
  8. Re-washing
  9. Drying at 60°C
  10. Application of the developer
  11. Inspection


The facilities comply with the requirements of the following technical guidelines: 

  • EN 571-1
  • AMS2644
  • MILSTD 6866
  • MIL-I-25135EEuropean regulations concerning labour protection and operation safety are maintained.