Plant Services with InfraServ Knapsack

Equipment and vessels

Emotion is not a word commonly associated with industrial plants: nonetheless, maintenance, upkeep and service play an essential role for their efficient operation. If these are all in place, downtimes drop while service life increases hugely.
With the plant service from INFRASERV KNAPSACK it will not only be the plants that are feeling good.

For customers too it pays off to rely on a broadly positioned and highly experienced partner for plant maintenance and shutdown management. INFRASERV KNAPSACK offers high-quality solutions ranging from operation-oriented maintenance to full-service models for outsourcing and main contracting.

Maintenance and repair of

  • Equipment
  • Vessels, columns
  • Plant components
  • Containment basins

made of

  • Ferritic, austenitic and duplex steels
  • Copper, nickel, aluminium materials, titanium
  • Plastics (PPH, PE, PVDF, PVC, GFK etc.)


We document all repair and maintenance measures in accordance with TÜV standards.

Inspection methods:

  • Wall thickness measurement
  • Spark test of enamelled vessels (electrical spark test of enamel coating leak-tightness)
  • Thermography
  • Surface cracking test (by trained employees)
  • X-ray inspection of welds after repair
  • Pressure test of the repaired vessel, including TÜV acceptance