PTFE Lined Butterfly Valve

Flow-Tech Valves and Engineers Split Body PTFE Lined Butterfly Valve is manufactured in size range of 40 mm to 400 mm, Body and Integral Disc with shaft material are available in Ductile Iron A395, Stainless Steel and Carbon Steel duly lined with FEP, PFA.

Flow-Tech Valves and Engineers  PTFE Lined Butterfly Valve is available in Wafer Body Style in ANSI 150#, PN6, PN 10, PN16 Class operated by Hand lever, Manual Gear, Pneumatic Actuator and wide range of Accessories like positioner, proximity switch box, Limit switch, solenoid valve etc

Our high performance PTFE lined butterfly valves are ideally suited for the stringent performance requirements demanded with isolating and controlling wet and dry chlorine gas as well as hydrochloric acid.

Technical Specification – PTFE Lined Butterfly Valve :

1) Design Standard : BS EN 593:2004 (Formerly BS 5155)

2) Testing Standard : BS EN 12266-1&2 (2003)

3) Size Range : 40 mm to 400 mm

4) Design : Split Body – Wafer Type

5) End Connection : Wafer Type to sandwich between two flanges as per  ANSI B16.5 / DIN PN 10 / DIN PN 16

6) Face to Face : API 609 / DIN 3202 K1 / BS 5155 / ISO 5752 / BS EN 558-1/2

7) Lining Thickness : 3 to 5 mm

8) Body / Disc M.O.C. : Ductile Iron GGG40.3 / ASTM A395, Cast Steel ASTM A216 Gr. WCB, ASTM A351 Gr. CF8 (S.S.304), ASTM A351 Gr. CF8M (S.S.316)

9) Lining Material Options : PTFE – ASTM D 4895, PFA – ASTM D 3307, FEP – ASTM D 2116

10) Test and Inspection : Hydraulic Test : Body (Shell) – 20 Kg/Cm, Seat – 11 Kg/Cm, Pneumatic Test : Seat – 6 Kg/Cm

11) Spark Test : 15 K.V.D.C.

12) Operation : Gear Box, Pneumatic Actuator, Electro-Pneumatic Valve Positioner, Electrical Actuator, Solenoid Valve, Limit Switch, Air Filter Regulator

Salient Features :

‘Maintenance Free’ High Performance Design

Bubble Tight Closer provides process efficiency

Dynamic Live Loaded Seal Design give super safe operation.

Precision Spherically Molded & Machined One Piece Disc/Stem

Minimum 3mm Thick PFA Liner

Integral Actuator Mounting Flange

ISO 5211 Mounting Flange

Dynamically Loaded Mechanical Shaft Seal

Radially Loaded Atmospheric Seal

Enhanced Resilient 360 degrees Elastomeric Energizer

High Strength A193 B7 Fasteners

Blowout Proof Stem

Chambered PFA Raised Face Flange Sealing

manufacturer of ptfe lined butterfly valve in India, manufacturers of fep lined butterfly valve in India, manufacturer of pfa lined butterfly valve in India