DK pressure vessels

DK pressure vessels are designed, manufactured and controlled in accordance with the pressure equipment directive 97/23/EC and the rules established by the "AD Merkblätter" (manuals of the pressure vessel working group). The pressure vessels of category I, II, III, IV bear the "CE" mark.

Pressure vessels that don't meet the requirements of the categories I to IV are manufactured according to the good engineering practices and are provided with a declaration of the manufacturer.



  • Steel or stainless steel
  • Insulation: stone wool and stucco embossed aluminium jacketing; galvanized or stainless steel
  • Security valves
  • Drain system
  • Pressure gauge unit
  • Galvanized or stainless steel legs with protective coating