TVI Valves
Unit of Measure

Specifications

Brands

N/A UNPPolyvalves

Size

N/A 125 mm

Dimension F/F

N/A 2.36 in60 mm

Dimension D

N/A 7.3 in185 mm

Dimension A

N/A 4.2 in107 mm

Minimum Required Pipe Inner Diameter (d)

N/A 4.4 in110 mm

Actuator Type

N/A Gear Operator Lever

Applications

N/A Chemicals & Vapours Most Corrosive & Aggressive

Standards Followed

N/A Design : API 609 Wafer & Lug Face To Face
Dimensions : API 609 Category : A
Connection Rating : ANSI B 16.5
Test : API 598

Body

N/A ASTM A 216 GR. WCB

Disc Lining Materials

N/A Perfluoro-Alkoxy (PFA)

Seat/Liners

N/A Isostatically Moulded Polytetrafluoroethylene (PTFE)

Valve Painting

N/A Epoxy 2 Part Paint

Perfluoro-Alkoxy (PFA) Temperature

N/A -40 to 450 ºF

Disc Sealing

N/A Class VI, Tight Shut Off as Per API 598

Shaft Seals

N/A Loaded Packing with Gland Covers on Top & Bottom

Maximum Pressure

N/A 225 psi

Flow Direction

N/A Bi-Directional

Spark Test for Lined Components

N/A 20 KVDC

Standards Followed Options Available

N/A Test : ISO 9393-2 OR BS EN 12266-1-2003

Body Options Available

N/A ASTM A 351 GR. CF8 OR 8M

Disc Lining Materials Options Available

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

Seat/Liners Options Available

N/A Isostatically Moulded TFM / or MPTFE

Valve Painting Options Available

N/A Polyurethane (PU) Paint

Perfluoro-Alkoxy (PFA) Temperature Options Available

N/A Lining in FEP, ETFE & PVDF is Available with Different Temperature Range

Material List

N/A Part Number : 1
Description : Body
Material of Construction : ASTM A 216 GR. WCB
Quantity : 2

Part Number : 2
Description : Seal
Material of Construction : PTFE/MPTFE/TFM
Quantity : 1

Part Number : 3
Description : Disc
Material of Construction : Duplex /Super /Duplex/ AL Bronze/Cf8/CF8M
Quantity : 1

Part Number : 4
Description : Seal Pad
Material of Construction : Fluorocarbon (FKM)/SILICON
Quantity : 2

Part Number : 5
Description : Washer
Material of Construction : PTFE
Quantity : 2

Part Number : 6
Description : Gland Seals
Material of Construction : Fluorocarbon (FKM)
Quantity : 4

Part Number : 7
Description : T-Bush
Material of Construction : SS 304
Quantity : 2

Part Number : 8
Description : Disc Springs
Material of Construction : 50 CRV 4
Quantity : 6

Part Number : 9
Description : Retainer
Material of Construction : SS 304
Quantity : 2

Part Number : 10
Description : Pin For Handle
Material of Construction : Steel
Quantity : 1

Part Number : 11
Description : Handle
Material of Construction : WCB
Quantity : 1

Part Number : 12
Description : Teeth Plate
Material of Construction : WCB/SS
Quantity : 1

Part Number : 13
Description : Allen CSK Bolts
Material of Construction : HT 12.9
Quantity : 3

Part Number : 14
Description : Thrust Collar Top
Material of Construction : SS 304
Quantity : 1

Part Number : 15
Description : Sleeve
Material of Construction : SS 304
Quantity : 1

Part Number : 16
Description : Body Bolts
Material of Construction : ASTM 193 GR. B7
Quantity : 2

Part Number : 17
Description : Bush
Material of Construction : PFA
Quantity : 2

Part Number : 18
Description : Grub Screw
Material of Construction : Steel
Quantity : 1

Note

N/A L = Face to face dimension of Butterfly Valve
a = Chord of disc in open position
ID (d) = Minimum Pipe ID Required
50mm to 100mm size Lever Type, Above 100mm size Gear Type