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TVI Valves
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Thermoplastic Ball Valves 1/2" - 4" are designed to safely block full system pressure in either direction to allow on-line system maintenance. Valve stem is of the blow-out proof design. Valve has full port for lowest possible pressure loss. Seats shall be easily adjustable and replaceable. Stem has an internal pressure sealed land to protect stem and stem seal from contaminants. Every valve is fully pressure and cycle tested before leaving the factory.
Unit of Measure

Specifications

Brands

 N/A TVI

Working Pressure

 N/A 235 psi

Flow Coefficient Value (Cv)

 N/A 14

Torque

 N/A 45 lb·in100 psi

ANSI Dimensions

Size

 N/A 1/2 in

Dimension D1

 N/A 0.591 in

Dimension D2

 N/A 2.375 in

Dimension D3

 N/A 3.500 in

Socket Dimension d

 N/A 0.840 in

Thread Dimension d

 N/A 1/2 in

Thread Type (Dimension d)

 N/A National Pipe Thread

Dimension e

 N/A 0.625 in

Dimension n

 N/A 4 in

Dimension P

 N/A 0.875 in

Socket Dimension

 N/A 4.420 in

Thread Dimension L

 N/A 4.420 in

Flange Dimension

 N/A 6.015 in

Dimension A

 N/A 3.240 in

Dimension T

 N/A 0.590 in

Dimension H

 N/A 2.120 in

Dimension B

 N/A 2.114 in

Material of Construction

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

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

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

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

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

Part - Handle
Pcs - 1
Material - Unplasticized Polyvinyl Chloride (UPVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC)

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

Part - Seat
Pcs - 2
Material - Polytetrafluoroethylene (PTFE)

Part - Stem O-rings
Pcs - 1
Material - Ethylene Propylene Diene Monomer (EPDM), Viton®

Part - Seat Carrier O-ring
Pcs - 2
Material - Ethylene Propylene Diene Monomer (EPDM), Viton®

Part - Body End O-ring
Pcs - 1
Material - Ethylene Propylene Diene Monomer (EPDM), Viton®

Part - Solid End O-ring
Pcs - 2
Material - Ethylene Propylene Diene Monomer (EPDM), Viton®

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

Part - Mounting Pad with Brass Inserts

Construction

Body/Ball/Stem/End Nuts and Connectors

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

Seat

 N/A Polytetrafluoroethylene (PTFE) (Dupont Dow Elastomers)

Seals

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

Manual Lever

 N/A Acrylonitrile Butadiene Styrene (ABS), ASTM D-1788

Socket

 N/A ASTM - D-2467 (Polyvinyl Chloride (PVC), SCH-80)
ASTM, F-439 (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

Testing Procedure

Testing Procedure

 N/A Testing performed on Polyvinyl Chloride (PVC) material at 73 ºF water temperature, non-shock.

Note

Note

 N/A Both socket and threaded end connectors shall be supplied on all 1/2" - 2" Polyvinyl Chloride (PVC) and Chlorinated Polyvinyl Chloride (CPVC) valves. On 2 1/2" - 4" socket end connectors will be supplied unless otherwise specified.

Valves shall be backed by a full two (2) year guarantee.

Not recommended for compressed air or gas service.
  • 1 Viton® and Polytetrafluoroethylene (PTFE) are trademarks of DuPont Performance Elastomers.