ERV-Rubber expansion joint Type 1 Construction type RS

The HKS rubber expansion joint Type 1 Construction type RS is suitable for endurance stress from hot heating and coolant water and hot air. It is DIN approved up to 100°C at 10 bars and up to 110°C at 6 bars of pressure.

HKS type 1 rubber expansion joint, RS model, with rotatable galvanised steel flanges with support collar
HKS rubber expansion joint type 1 model RS

Composition and qualities

Nominal widths
  • DN25 to DN1000
Tempature range
  • (medium dependent) -40 °C to +130 °C
  • briefly to +150 °C
Inner liner
  • EPDM
  • hot water resistant
  • seamless
  • highly wear-resistant
Reinforcements
  • Polymer textile cord
  • hot water and hydrolysis resistant
Outer liner
  • EPDM
  • ozone resistant
  • heatproof

Electrical Properties

  • electrically conductive
Demarcation
  • 2 red rings
  • DN ..
  • PN ..
  • date of manufacture
Flanges
  • hinged
  • DIN PN 10/16
  • steel (S235JR)
  • galvanised and yellow chromate