TVN V151 Resilient Seated Gate Valve is designed to last long years of operation in many conditions. With its bolted bonnet structure, EPDM covered wedge and hygienic coating, ready to meet the demand for potable water & sewage applications.
Potable water applications
Water treatment and distribution systems
Shipbuilding and drilling facilities
Chemical and petrochemical plants
Food and chemical enterprises
Oil and gas processes
V251 Dismantling Joint
V991 Surface Box
V993 Extension Spindle
V301 Air Release Valve
V651 Rubber Expansion Joint
V201 Swing Check Valve
Resilient Seated Gate Valve Product Features
GGG40/50 Ductile Iron Body & Disc allows high impact and streching resistance
With Full Bore design, ensures minimized pressure loss and increased energy efficiency
Maintenance free valve design
Fully EPDM vulcanised wedge maintains full stop of flow and can absorb smaller particules 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 flow 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.