HERZ CAST IRON SWING CHECK VALVE

The HERZ 2622-2X Swing Check Valve from HERZ Armaturen is a flanged, full-bore non-return valve designed to prevent backflow in HVAC and water distribution networks. Constructed from cast iron (GG25) with a ductile iron (GGG40) disc and brass seating ring, the valve ensures tight sealing and reliable operation across a wide range of system pressures.

Its robust design complies with EN 12334 and EN 1092-2 standards and is epoxy-coated for corrosion protection. Suitable for both hot and cold water, it supports glycol mixtures up to 50%.

  • 🔹 Body: Cast iron (GG25)
  • 🔹 Disc: Ductile iron (GGG40)
  • 🔹 Seat: Brass CW617N
  • 🔹 Stem: Stainless steel
  • 🔹 Connection: Flanged (EN 1092-2)
  • 🔹 Nominal Pressure: PN16
  • 🔹 Temperature Range: -10°C to +110°C
  • 🔹 Medium: Hot or cold water, 25–50% glycol mixtures
  • 🔹 Design Standard: EN 12334
  • 🔹 Coating: Blue epoxy (RAL5000)
  • 🔹 Sizes: DN65–DN400
  • 🔹 Kvs Range: 117–3724
  • 🔹 Rugged cast iron construction for durability.
  • 🔹 Excellent sealing and long service life.
  • 🔹 Full-bore design minimizes pressure drop.
  • 🔹 Easy installation and service access.
  • 🔹 Epoxy-coated for corrosion resistance.
  • 🔹 District heating and cooling systems.
  • 🔹 Water supply and distribution networks.
  • 🔹 Industrial and process piping.
  • 🔹 Pump discharge and system protection.
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