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TVN V159 Vannes à Opercule Prise Fin Siège Résistant sont conçus pour durer de longues années de fonctionnement dans de nombreuses conditions, en particulier pour les tuyauteries en PVC. Avec sa structure à chapeau boulonné, son opercule recouverte d’EPDM et son revêtement hygiénique, prêt à répondre à la demande en eau potable et Stations d’épuration.
Application Range
- Potable water
- Water distribution and piping
- Treated sewage effluent
- Water treatment plants
- Tanks
Related Products
- V201 Swing Check Valve
- V993 Extension Spindle
- V991 Surface Box for Valve
- V304 Air Release Valve
- Operation Cap
Socket-End Gate Valve Product Features
- GG40/50 Ductile Iron Body & Disc allows high impact and stretching resistance
- With Full Bore design, ensures minimized pressure loss and increased energy efficiency
- Maintenance free valve design
- Fully EPDM vulcanized wedge maintains full stop of flow and can absorb smaller particles in the flow. (NBR coated wedge is optional)
- Stainless steel stem with threads for high strength
- Maintenance-free and corrosion-resistant multi stem O-rings ensures higher durability
- Brass wedge nut provides fixation of the stem and low torques.
- With isolated bonnet nuts, no risk of corrosion
- Bidirectional use. Possible to install on horizontal and vertical pipelines with varied ow directions
- Fixed wedge structures prevents vibration
- With precise machined stem, ensures low torque requirements during operation
- Full coating on the body and disc internally & externally with an average of 250 microns. Higher coating thicknesses are available when required.
- WRAS approved coating available upon request which meets hygienic requirements for potable water applications
- For big size valves, balanced positioned lifting holes on the body ease transportation and installation
- Suitable for vacuum conditions
- Suitable for shut-off and isolation purposes. Not suitable for regulation purposes
- Electrical actuator connection is done with an intermediate top flange arrangement
- Suitable to use with above-underground applications. Can be operated with handwheel, gearbox, actuator and spindle
- Hydrostatic test pressure for seat: PN x 1.1 , for shell: PN x 1.5 according to EN 12266-1.