TVI Valves
Custom Valve Solutions
Unit of Measure

Specifications

Brands

N/A TVI

Type

N/A Wafer

ANSI Dimensions

Nominal Size

N/A 3 in

Dimension D1

N/A 2.13 in

Dimension D3

N/A 5.71 in

Dimension P

N/A 2.83 in

Dimension L

N/A 0.79 in

Dimension H

N/A 2.90 in

Dimension R

N/A 73 in
Working Pressure1 N/A 145 psi

Pressure to Open

N/A 0.1 psi

Required Back Pressure

N/A 1 psi

Weight Per Valve

N/A 1 lb

Flow Coefficient Value (Cv)

N/A 105

Material of Construction

Materials of Construction

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

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

Part - Flapper Mounting Screw
Pcs - 1
Material - Polypropylene (PP)

Part - O-Ring
Pcs - 1
Material - Unplasticized Polyvinyl Chloride (UPVC) and Viton®

Part - Installation Device
Pcs - 1
Material - SS 316 Stainless Steel

Part - Spring
Pcs - 1
Material - SS 316 Stainless Steel

Construction

Body and Flapper

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

Flapper Mounting Screw

N/A Polypropylene (PP), ASTM D-4101

Seals (O-Rings)

N/A Ethylene Propylene Diene Monomer (EPDM)
Fluorocarbon, Viton® (Dupont Dow Elastomers)

Installation Device

N/A 316 Stainless Steel

Connection

N/A Wafer style to fit between ANSI B16.5 Class 150 Flanges

Options

N/A 316 Stainless Steel Spring Assist
Spacer

Applications

N/A Water and Waste Treatment
Chemical Industry
Environmental Industry
Process Industry
Systems Engineering

Design Advantages

Design Advantages

N/A Vertical or Horizontal operation
Economic ~ Simple and durable construction
Compact ~ Requires little space in piping system
Easy Installation ~ Wafer body fits between standard ANSI flanges (2-1/2" & 3"valves require spacers)
Body Construction ~ Light Weight, Chemical Resistant, Non-Corrosive
Available with 316 SS Spring Assist.

Testing Procedure

Testing Procedure

N/A Testing performed on Polyvinyl Chloride (PVC)/Ethylene Propylene Diene Monomer (EPDM) valves at 73 ºF water temperature, non-shock.

Note

Note

N/A Wafer Checks are not full port valves. R = Disc angle in the open position
  • 1 Working Pressure for both Polyvinyl Chloride (PVC) and Chlorinated Polyvinyl Chloride (CPVC) Valves.