Valves

Large butterfly valves

Large Diameter butterfly valves, mainly used in water supply and irrigation networks as well as in large pipelines.

• Up to DN1800
• Pressure: PN 6 / 10 / 16 

Butterfly Shut-off valves

Fast Closing High-Pressure valves, mainly used ahead of turbines or penstocks.

• Single or double eccentric disc
• Up to DN2500
• Pressure: Up to PN40
• Actuators: Electric, Hydraulic
• Equipped with counterweight (emergency shut-off)

Fixed-cone valves

Fixed cone / Howell-Bunger valves. Installed at the free end of pipelines to freely discharge into the atmosphere. Their main applications are in dams as bottom outlets as well as for ecological water discharge.

• Single piece welded body
• From DN200 to DN2000
• Pressure up to 60 bar
• Actuators: electric or hydraulic
• Stainless steel for continuous operation
• Hood for discharging in restricted space

Ring-jet valves

In-line regulating valves using an axially moving piston to regulate flow or pressure.
Also used as by-pass relief valves in hydropower plants to reduce the pressure rise in case of transients.

• From DN200 to DN1200
• Pressure range: 6 to 40 bar
• Can be fitted with anti-cavitation devices
• Actuator: Manual, Electric or Hydraulic

High-performance butterfly valves

High-performance butterfly valves used for fluids or gases in high-temperature applications

• Double eccentric design
• Up to DN1200
• Pressure range: 6 to 25 bar
• Soft seal (Viton) or metallic lamellar seal
• Actuator: Manual, Electric or Hydraulic 

Automatic Aeration Valves

Intended for aeration/de-aeration during draining/fill up of piping systems