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TVI Valves
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Thermoplastic Ball Check Valves (1/2" - 4") are of all thermoplastic construction. Body has full length ribs for maximum flow, minimum pressure drop, and to eliminate ball sticking and chatter. Ball is of solid thermoplastic material. Seat is full circle and resilient.
Unit of Measure

Specifications

Brands

 N/A TVI

Flow Coefficient Value (Cv)

 N/A 312

ANSI Dimensions

Size

 N/A 3 in

Dimension D1

 N/A 3.150 in

Socket Dimension d

 N/A 3.500 in

Screw Dimension L

 N/A 3 in

Screw Dimension L (Thread Type)

 N/A National Pipe Thread (NPT)

Socket Dimension

 N/A 10.787 in

Screw Dimension

 N/A 10.787 in

Flanged Dimension

 N/A 13.125 in

Dimension B

 N/A 7.25 in

Dimension D2

 N/A 6.000 in

Dimension F

 N/A 14.75 in

Working Pressure

 N/A 150 psi

Material of Construction

Materials of Construction1 N/A Part - Body
Pcs - 1
Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC)

Part - Ball
Pcs - 1
Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC)

Part - Seat Carrier
Pcs - 1
Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC)

Part - Connector
Pcs - 2
Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC)

Part - Union Nut
Pcs - 2
Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC)

Part - Seat
Pcs - 1
Material - Ethylene Propylene Diene Monomer (EPDM) and Viton®

Part - Seat Carrier O-Ring
Pcs - 1
Material - Ethylene Propylene Diene Monomer (EPDM) and Viton®

Part - Solid End O-Ring
Pcs - 1
Material - Ethylene Propylene Diene Monomer (EPDM) and Viton®

Part - Flanged Cut
Pcs - 1
Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC)

Part - Foot Valve Assembly
Pcs - 1
Material - Polyvinyl Chloride (PVC)

Construction

Body/Union Nut/End Connectors

 N/A Polyvinyl Chloride (PVC), Chlorinated Polyvinyl Chloride (CPVC), ASTM D-1784
Polypropylene (PP), ASTM D-4101
Polyvinylidene Fluoride (PVDF), ASTM D-3222

Ball

 N/A Polyvinyl Chloride (PVC), Chlorinated Polyvinyl Chloride (CPVC), ASTM D-1784
Polypropylene (PP), ASTM D-4101
Polyvinylidene Fluoride (PVDF), ASTM D-3222

Seal/Seat

 N/A Ethylene Propylene Diene Monomer (EPDM)
Fluorocarbon, Viton® (Dupont Dow Elastomers)
Fluorel (3M Corp.)

Socket

 N/A ASTM - D-2467 (Polyvinyl Chloride (PVC), SCH-80)
ASTM, F-437 (Chlorinated Polyvinyl Chloride (CPVC), SCH-80)

Threaded

 N/A ASTM - D-2464 (Polyvinyl Chloride (PVC), SCH-80)
ASTM, F-437 (Chlorinated Polyvinyl Chloride (CPVC), SCH-80)

Flanged

 N/A ANSI - B16.5 Class 150

Features

Features

 N/A
  • Less than 1 psi Pressure to Operate
  • Operates in Vertical or Horizontal Installations
  • One Piece Seat & Seal
  • Excellent Flow characteristics

Additional Information

Additional Information

 N/A A molded gasket seal and seat enlarges seating surface and facilitates maintenance. Valves require less than one (1) PSI to open and 3 -5 PSI to close drop tight. Valves are capable of installation in either vertical or horizontal pipe run. Valves are readily adaptable for foot valve service with the addition of a screen assembly.

Note

Note

 N/A Not recommended for compressed air or gas service.
  • 1 Viton® is a trademark of DuPont Performance Elastomer.