Thermoplastic Valves, Inc.
Thermoplastic Valves, Inc.
53 South 7th St.
Emmaus, PA 18049
United States of America
Phone: 610-967-6388
Fax: 610-967-6448
Toll-free: 866-242-5890
Email: tvi2@fast.net
Website: http://www.tvivalves.com
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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.
1/2 to 4 Inch (in) Ball Check Valves
Unit of Measure
Items 1/2 to 4 Inch (in) Ball Check Valves
DN-1/2
1/2 Inch (in) Ball Check Valve 		1/2 to 4 Inch (in) Ball Check Valves
DN-3/4
3/4 Inch (in) Ball Check Valve 		1/2 to 4 Inch (in) Ball Check Valves
DN-1
1 Inch (in) Ball Check Valve 		1/2 to 4 Inch (in) Ball Check Valves
DN-1-1/4
1-1/4 Inch (in) Ball Check Valve 		1/2 to 4 Inch (in) Ball Check Valves
DN-1-1/2
1-1/2 Inch (in) Ball Check Valve
Description N/A 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.
Brands N/A TVI
Size N/A 1/2 in N/A 3/4 in N/A 1 in N/A 1-1/4 in N/A 1-1/2 in
Dimension D1 N/A 0.598 in N/A 0.771 in N/A 0.984 in N/A 1.259 in N/A 1.574 in
Socket Dimension d N/A 0.840 in N/A 1.050 in N/A 1.315 in N/A 1.660 in N/A 1.900 in
Screw Dimension L N/A 1/2 in N/A 3/4 in N/A 1 in N/A 1-1/4 in N/A 1-1/2 in
Screw Dimension L (Thread Type) N/A National Pipe Thread (NPT)
Socket Dimension N/A 3.976 in N/A 4.527 in N/A 5.354 in N/A 6.732 in N/A 6.732 in
Screw Dimension N/A 3.976 in N/A 4.527 in N/A 5.354 in N/A 6.732 in N/A 6.732 in
Flanged Dimension N/A 5.75 in N/A 6.25 in N/A 7.25 in N/A 9.00 in N/A 9.00 in
Dimension B N/A 2.106 in N/A 2.492 in N/A 2.875 in N/A 3.842 in N/A 3.842 in
Dimension D2 N/A 2.375 in N/A 2.750 in N/A 3.125 in N/A 3.500 in N/A 3.875 in
Dimension F N/A 5.50 in N/A 6.50 in N/A 7.50 in N/A 9.75 in N/A 9.75 in
Working Pressure N/A 150 psi
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)
Flow Coefficient Value (Cv) N/A 10 N/A 25 N/A 38 N/A 76 N/A 80
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 N/A
  • Less than 1 psi Pressure to Operate
  • Operates in Vertical or Horizontal Installations
  • One Piece Seat & Seal
  • Excellent Flow characteristics
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 N/A Not recommended for compressed air or gas service.
  • 1 Viton® is a trademark of DuPont Performance Elastomer.