SKU KOM-208 Category

Axial expansion joint type 208 & type 212

For axial movements and temperature compensation

Data sheet

Product information

The axial expansion joints type 208 and type 212 are high-quality solutions for compensating temperature fluctuations and axial movements in piping systems. They are used in steam systems, water and drainage systems, as well as in the chemical and petrochemical industries.

Type 208: Single-ply bellows for standard applications
Type 212: Multi-ply bellows for higher pressure requirements and combined movements

Special features

  • Material: stainless steel 1.4541 for the bellows, flanges made of carbon steel
  • Flanges: Rotatable loose flanges for easy installation
  • Movement absorption:
    Type 208: Axial movements
    Type 212: Axial, lateral and angular
  • Options: Inner conduit, outer conduit
  • Vacuum resistance: Type 208 is vacuum-resistant
  • Design: According to EJMA standard

Variants

  • Type 208: Single-layer bellows, standard solution for axial movements
  • Type 212: Multi-layer bellows, for higher pressures and combined movements
  • Option: Inner guide tube for media with solids content

Advantages for your system

  • Compact and space-saving solution
  • No flow deflection
  • Easy installation thanks to loose flanges
  • Type 212 for high pressure requirements and combined movements

Areas of application

  • Steam systems
  • Water and drainage systems
  • Chemical and process industry
  • Plant engineering and SKID systems
FeatureType 208Type 212
Nominal sizeDN 15 – DN 250DN 50 – DN 1000
Nominal pressurePN 16 (up to DN 150) /
PN 10 (from DN 200)
PN 16 /
PN 25 (higher pressures on request)
Temperature rangeup to +120°Cup to +120°C
Bellows materialStainless steel 1.4541Stainless steel 1.4541
movementaxialaxial, lateral, angular

Valve production and plant engineering – compensators as system components

Compensators are far more than just flexible connecting elements – they are a central component of modern valve and system solutions. In complex piping systems, they take on the task of compensating for expansion, vibrations and pressure fluctuations and thus make a decisive contribution to operational safety, durability and efficiency.
Our compensators are not just standard products, but are used as integrated system components in valve production and plant engineering.

This means for you:

  • Integration in SKID assemblies – for modular and compact system solutions
  • Special versions for high temperature and aggressive media – ideal for power plants, chemical and process industries
  • Combination with heating jacket and insulation – for maximum energy efficiency and safety
  • Plant engineering expertise – we plan and manufacture complete valve stations, pump and compressor systems as well as individual piping assemblies


With this combination, we create customized solutions that not only supply individual components, but also complete systems for your industrial requirements.

Fittings factory Fittings Ball valve Globe valve Pressure regulating valves Flow meter SKID Process plant Condensate trap Pump, compensators, pipe separators, system separators

FAQs

What movements can the compensators absorb?

Type 208: axial; type 212: axial, lateral and angular.

Yes, we manufacture individual lengths and diameters on request.

Type 208 is vacuum-proof, type 212 on request.

Design according to EJMA, flanges according to DIN EN 1092-1.

Insulation – In combination with fittings and containers

Our insulations are more than just accessories – they perfectly complement fittings and systems and increase efficiency, safety and adaptability.
Order and configure now.

We offer:

  • Custom-made insulating pads to fit your fitting
  • Heating jacket integration – reliable even under extreme conditions
  • Insulation jackets and pipe insulation for SKID assemblies – ideal for modular systems and complex systems
  • Special solutions for high temperatures – for power plants, the chemical and process industries
Armaturenfabrik Valve insulation High-temperature pipe insulation with IFS-Plast25 insulation pads and IFS-MW20 mineral wool for SKID systems, process plants

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