Stenflex rubber expansion joint type AS-1

Product information

Why type AS-1? Type AS-1 is a flameproof rubber expansion joint with steel cord inlays and rotatable flanges. Various flange drillings are possible in this set-up. Stenflex rubber expansion joint type AS-1 is an axial expansion joint without limitation and can be used universally.

Stenflex AS-1


  • Rubber grade: EPDM and NBR rubber
  • Range: DN 25 to DN 400
  • Temperature: max. 130°C
  • Pressure rating: PN 16


Type AS-1 is an A expansion joint with steel cord inlays, making the AS-1 rubber expansion joint suitable for use up to 130°C. This way, the expansion joint meets strict flameproof requirements. Thanks to the flameproof properties, these expansion joints can also be used in fire risers.

Flameproof is a requirement in ship engine rooms. The expansion joint has passed flameproof tests at several classification societies and therefore carries many type approvals for use on ships. The AS-1 expansion joint is also suitable for use in central heating systems and is TÜV/DIN 4809-approved.

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