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TVI Valves
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  • UNP has a unique design plug valves specifically to provide very low torque against PFA lined plugs available as standard worldwide.
  • UNP offers lining options instead of standard PFA or FEP Lined Plugs to achieve very low torques.
  • UNP has GTEFCOR and CERCOR Plug Options for abrasive applications and these options will help against conventional plug lining options of PFA or FEP which may wear out in abrasive applications.
Unit of Measure

Specifications

Brands

 N/A UNPPolyvalves

Actuator Type

 N/A Lever

Dimensions

Size

 N/A 0.5 in

Dimension L

 N/A 4.25 in108 mm

Dimension L Tolerance (±)

 N/A 0.11 in

Dimension D

 N/A 3.50 in89 mm

Dimension D Tolerance (±)

 N/A 0.04 in

Dimension D1

 N/A 1.38 in35 mm

Dimension D1 Tolerance (±)

 N/A 0.04 in

Dimension d

 N/A 0.59 in15 mm

Dimension d Tolerance (±)

 N/A 0.04 in

Dimension T

 N/A 0.51 in13 mm

Dimension T Tolerance

 N/A +0.11 in-0.00 in

Dimension H

 N/A 3.46 in88 mm

Dimension H Tolerance (±)

 N/A 0.19 in

Pitch Circle Diameter (PCD)

 N/A 2.36 in60 mm

Pitch Circle Diameter (PCD) Tolerance (±)

 N/A 0.062 in

n

 N/A 4

Hole Diameter

 N/A 5/8 in16 mm

Product Features and Options Available

Torque for PFA Plugs of UNP

 N/A 30 N·m260 in·lb

Body Lining Options

 N/A Perfluoro-Alkoxy (PFA) Fluorinated Ethylene Propylene (FEP) Polyvinylidene Fluoride (PVDF) Ethylene Tetrafluoroethylene (ETFE) Ethylene ChloroTriFluoroEthylene (ECTFE) Polypropylene Homopolymer (PPH)

Body and Plug Casting Options

 N/A ASTM A 216 GR. WCB ASTM A 351 GR. CF8 ASTM A 351 GR. CF8M ASTM A 890 GR. 4A (CD3MN) Hastelloy C 276 / C 22 Monel

Part List

Part List

 N/A Part Number : 1
Description : Body
Material of Construction : ASTM A 216 GR. WCB + PFA Lined
Quantity : 1

Part Number : 2
Description : Plug
Material of Construction : ASTM A 890 GR. 4A(CD3MN) + PFA or TEFCOR Lined
Quantity : 1

Part Number : 3
Description : Cover Plates
Material of Construction : ASTM A 216 GR. WCB
Quantity : 2

Part Number : 4
Description : Shim Bottom
Material of Construction : SS 304
Quantity : 1

Part Number : 5
Description : Diaphragm Bottom
Material of Construction : PTFE
Quantity : 1

Part Number : 6
Description : Wedge Ring
Material of Construction : PTFE
Quantity : 1

Part Number : 7
Description : Diaphragm Top
Material of Construction : PTFE
Quantity : 1

Part Number : 8
Description : Shim Top
Material of Construction : SS 304
Quantity : 1

Part Number : 9
Description : Thrust Collar
Material of Construction : SS 304
Quantity : 1

Part Number : 10
Description : Grub Screw Bottom
Material of Construction : SS 304
Quantity : 1

Part Number : 11
Description : Allen Bolt Washer Bottom
Material of Construction : SS 304
Quantity : 4

Part Number : 12
Description : Allen Bolt Bottom
Material of Construction : ASTM A 193 GR. B7
Quantity : 4

Part Number : 13
Description : Grub Screw Top
Material of Construction : SS 304
Quantity : 3

Part Number : 14
Description : Allen Bolt Washer Top
Material of Construction : SS 304
Quantity : 4

Part Number : 15
Description : Allen Bolt Top
Material of Construction : ASTM A 193 GR. B7
Quantity : 4

Part Number : 16
Description : Lever
Material of Construction : MS
Quantity : 1

Part Number : 17
Description : Wrench Holding Block
Material of Construction : ASTM A 216 GR. WCB
Quantity : 1

Part Number : 18
Description : Wrench Bolt Washer
Material of Construction : Steel
Quantity : 1

Part Number : 19
Description : Wrench Holding Bolt
Material of Construction : SS 304
Quantity : 1

Note

Note

 N/A All Dimensions are in Inches & mm unless otherwise specified. PCD of the Valve can be provided in ANSI/DIN/JIS.
Tolerances are given in Inches.
UNP has a unique design plug valves specifically to provide very low torque against PFA lined plugs avail