ERV-Rubber expansion joint Type 1 Construction type GS

The HKS rubber expansion joint Type 1 Construction type GS is suitable for petroleum products, DIN fuels, coolant with oleiferous anti-corrosives, lubricating and/or hydraulic oils and sea water.

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

Composition and qualities

Nominal widths
  • DN25 to DN600
Tempature range
  • (media dependent) -20°C to 90°C
  • briefly to +100°C.
  • Flame-resistant for 30 min at 800°C
Inner liner
  • NBR (Nitrile)
  • seamless
  • wear-resistant
  • Galvanised steel wire cord
Outer liner
  • Chloroprene CR

Electrical Properties

  • Electrically insulating
  • 2 yellow rings
  • DN ..
  • PN ..
  • Date of manufacture
  • hinged
  • DIN PN 10/16
  • steel (S235JR)
  • galvanised and yellow chromate