Double Flange Butterfly Valves

Approx Price:

8,940.00

Product: Cast / Ductile Iron Double Flanged Butterfly Valves Single Piece EPDM Lined
Size: 40mm to 1200mm (1 1/2″ to 48″) (DN40 to DN1200)
Disc Material: DI, SS304 / 316 (CF-8M)
Class: PN 10 / 16 / 25
Body Material: Cast Steel, Cast Iron, Ductile Iron, SS
Body Lining: EPDM, Nitrile, Rubber
End Details: Double Flange as Per ASME B16.5 / ASME B 16.47 Class 150

Technical Datasheet – Double Flange Butterfly Valve (Lever & Gear Operated)

Parameter Specification / Details
Valve Type Double Flanged Butterfly Valve
Operation Type Lever Operated / Gear Operated / Pneumatic Actuator / Electric Actuator
Size Range DN 40 – DN 1200 (1 1/2″ – 48″)
Pressure Rating / Class PN 10 / PN 16 / PN 25
End Connection Double Flange as per ASME B16.5 / ASME B16.47 Class 150
Body Material Cast Iron (CI), Ductile Iron (DI), Cast Steel (CS), Stainless Steel (SS304 / SS316 / CF-8M)
Disc Material Ductile Iron, Stainless Steel 304 / SS316 (CF-8M)
Seat / Lining Material EPDM, Nitrile (Buna-N), Rubber
Design Standard ISO 5752, API 609, EN 593
Face-to-Face Dimension EN 558 / ISO 5752
Body Lining EPDM, Nitrile, Rubber
Flange Drilling ASME / ANSI standard, optional DIN

Design & Compliance

Feature Standard / Specification
Body & Flange ASME B16.5 / ASME B16.47 Class 150
Face-to-Face EN 558 / ISO 5752
Pressure Test API 598 / ISO 5208 (shell & seat)
Fire-Safe Design Optional, high-risk applications
CE / PED Compliance Available on request
Anti-Static Feature Optional disc-to-body connection
Extended Neck Optional for insulation requirements

Pressure & Temperature Ratings

Class / PN Max Working Pressure Working Temperature Range
PN10 10 bar (145 psi) -10°C to 120°C (14°F to 248°F)
PN16 16 bar (232 psi) -10°C to 120°C (14°F to 248°F)
PN25 25 bar (362 psi) -10°C to 120°C (14°F to 248°F)

Operation / Actuation Details

Operation Type Description Typical Size Range
Lever Operated Quick quarter-turn manual operation with adjustable locking positions DN40 – DN300
Gear Operated Worm & wheel mechanism for reduced torque operation DN200 – DN1200
Pneumatic Actuator Double-acting or spring-return cylinder, automated operation DN50 – DN1200
Electric Actuator On/off or modulating actuator compatible with 24V / 110V / 220V DN50 – DN1200

Body & Disc Construction

Component Material / Feature Notes
Body Cast Iron, Ductile Iron, Cast Steel, SS304 / SS316 One-piece, double flanged for strength & reliability
Disc DI, SS304 / SS316 (CF-8M) Smooth surface, corrosion-resistant, minimal pressure drop
Seat / Lining EPDM, Nitrile, Rubber Single-piece lining ensures tight shut-off, easy replacement
Coating / Finish Epoxy, Fusion-bonded epoxy, PTFE (optional) Custom coatings for chemical resistance
Face-to-Face ISO 5752 / EN 558 Standard dimensions for compatibility

Reviews

There are no reviews yet.

Be the first to review “Double Flange Butterfly Valves”

Your email address will not be published. Required fields are marked *

RELATED PRODUCTS