Backflow preventer

Lowpressure – Soft sealing

Ball check valve according to DIN / EN with flanges or internal / internal thread, made of cast iron with nodular graphite, epoxy-coated, ball with NBR coating, cover flange, can be used in vertical or horizontal pipelines.

  • PN10/16
  • DNDN25-DN400
  • T(°C)-10 to + 70C°
  • Nominal Pressure MIn.(bar)10
  • Design:Ball Check Valve
  • Material:Gray cast iron, nodular cast iron, stainless steel on request
  • Connections:ISO 7/1 Flanges DIN EN 1092-2, thread connection ISO 7/1
  • BonnetBolted
  • OptionalDrain plug, flushing connection

Ball check valves type 400 and 401 have been specially developed for use in dirt and sewage pipes. The special design allows the free movement of the ball and at the same time good sealing properties. Common sizes are available at short notice from stock.

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