AX Type expansion joints

These untied custom metal expansion joints are mainly used for general pressure applications and are designed to cover mid temperature and pressure ranges for general process equipment.

Product Description

Features:
  • Untied custom metal expansion joints for general pressure applications.
  • Designed to cover the mid temperature and pressure range for general process equipment.
  • Mainly intended for axial movements.
  • Multiply bellows with low spring rate and high cycle life.
Benefits:
  • Covers many applications (ranging from water treatment through steam lines to fluid / gas media transport lines).
  • Highly customizable design: Bellows geometry, material options and combinations.
ITEMDESCRIPTION
1Flange
2Bellows

Technical Specifications

Operating range:

Diameter: DN 40 ... DN 5,000 (1.5" ... 200”)
Temperature: ... 700 °C (1,292 °F)
Pressure: max. 80 barg (1,160 PSIG)

Standards and approvals:

Design codes: 
EJMA 9, PED 97/23/EC acc. to EN 13480, EN 13445, EN 14917, AD2000 and ASME B31.3

NDT and documentation:
According to PED 97/23 EC rules and regulations (declaration of conformity)
Documentation can be provided per customer request e.g.:

  • Test, measurement or calculation reports
  • Material, test or inspection certificates
  • Design, type or 3rd party approval
Recommended applications:
  • Oil and gas industry
  • Refining technology
  • Power plant technology
  • Pulp and paper industry
  • Water and waste water technology
  • Food and beverage industry
  • Shipbuilding
  • Conventional boilers
  • Heat exchangers
  • Condensers
  • Coal feed transport systems
  • Water cooling systems
  • Air and steam transport lines
  • Compressor / pumping stations
  • Lubrication systems