Automatic High Pressure Dehydrator (AHPD)

For nearly 20 years, CEPEDA has manufactured, tested, and serviced the Navy Standard AHPD. This unit is a high pressure air dryer that removes moisture from the output air stream of high pressure air compressors.

The AHPD showcases CEPEDA's capabilities and requires the best machining, welding, NDT, and testing that we offer.


  • CNC-lathe components
  • CNC-mill components


  • GTAW
  • SMAW
  • Consumable inserts
  • Pipe socket welding (Tech Pub 278 class P-1)
  • Materials include various stainless steels and high-strength carbon steel


  • Visual inspection (VT)
  • Liquid penetrant (PT)
  • Magnetic particle (MT)
  • Radiographic inspection (RT)
  • Hydrostatic pressure testing


  • Pressure testing
  • Electrical testing
  • Operational testing
  • Acoustic testing
  • Automated data acquisition
  • Detailed test reports