Gate Valve – KF & LF Claw Clamp Flanges with Viton® Bonnet Seal

kf-gate-valves

Gate Valve – KF & LF Claw Clamp Flanges with Viton® Bonnet Seal

£914£6,517

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TECHNICAL SPECS – CLICK HERE

KF & LF Claw Clamp Flanges with Viton® Bonnet Seal

Laminar flow, million cycle, 3 position, shielded gate, throttle, rectangular & aluminium gate valves are also available, please contact sales office for further details and pricing.

Features:
304 stainless steel vacuum brazed body.
AM350 Welded bellows.
Electropolished inside and out.
Manual or electropneumatic operation.
Acme threads on manual actuator.
24VDC air control solenoid as standard on pneumatically actuated valves. (80 psi max).
Magnetic reed switch position indicator on pneumatic valves as standard.
Optional microswitch position indicator.
Minimal vibration during cycling.
100,000 cycles before service*.
Viton® bonnet seal, 1 x 10-9 Torr vacuum rating.
Helium leak rate <2 x 10-9 std.cc/sec.
Roughing ports available to special order.

Solenoid plumbing – Uses 4mm airlines from the solenoid to the actuator. The solenoid itself has a 1/8-27 npsf connection where you customer can add their choice of connection. The IN and EXH ports are left empty.

Bakeout Specifications:
Max. Temperature**
Viton® bonnet seal / Viton® gate seal : 150°C
Actuator : 60°C

Conductance:

Flange Port size mm Conductance litres / sec
DN16KF 15.8 13
DN40KF 38.1 88
DN50KF 50.8 317
DN63LF 63.5 363
DN80LF 76.2 546
DN100LF 101.6 1,199
DN160LF 152.4 3,967
DN200LF 203.2 9,449
DN250LF 254 17,537

___________________________________________
* – Expected cycle life is application dependant.
** – To prevent damage to the gate seal, gate valves must be baked out in the open position.


Product CodeManual / PneumaticFlangePort SizeABCDEFGPriceQuantityPDF & STP
GV-16KF-V-M Manual DN16KF 15.8 60.8 44.5 47.8 33.3 37.8 45.7 75.2 £914
GV-40KF-V-M Manual DN40KF 38.1 119.1 86.1 84.1 62.5 50.2 91.7 50.7 £1,209
GV-50KF-V-M Manual DN50KF 50.8 142.2 104.6 96.8 75.2 50.2 91.7 50.7 £1,239
GV-63LF-V-M Manual DN63LF 63.5 165.3 122.2 111.0 89.4 50.2 91.7 87.8 £2,053
GV-80LF-V-M Manual DN80LF 76.2 196.1 104.6 125.4 108.7 50.2 91.7 97.4 £2,268
GV-100LF-V-M Manual DN100LF 102.2 273.5 206.6 177.8 143.5 75.4 200.6 108.0 £2,542
GV-160LF-V-M Manual DN160LF 152.4 357.8 270.2 222.3 191.8 75.4 200.6 108.0 £2,947
GV-200LF-V-M Manual DN200LF 203.2 468.3 353.7 285.8 254.5 75.4 200.6 107.8 £3,955
GV-250LF-V-M Manual DN250LF 254.0 611.1 464.8 341.4 304.6 88.9 305.0 140.1 £6,517
    GV-16KF-V-P PneumaticDN16KF 15.8 60.8 44.5 47.8 33.3 25.4 64.8 75.2 £994
    GV-40KF-V-P Pneumatic DN40KF 38.1 119.1 86.1 84.1 62.5 50.0 134.4 50.7 £1,294
    GV-50KF-V-P Pneumatic DN50KF 50.8 142.2 104.6 96.8 75.2 50.0 134.4 50.7 £1,324
    GV-63LF-V-P Pneumatic DN63LF 63.5 165.3 122.2 111.0 89.4 50.0 134.4 87.8 £2,108
    GV-80LF-V-P Pneumatic DN80LF 76.2 196.1 146.6 125.4 108.7 50.0 134.4 97.4 £2,353
    GV-100LF-V-P Pneumatic DN100LF 102.2 273.5 206.6 177.8 143.5 75.4 176.7 108.0 £2,638
    GV-160LF-V-P Pneumatic DN160LF 152.4 357.8 270.2 222.3 191.8 75.4 176.7 108.0 £3,072
    GV-200LF-V-P Pneumatic DN200LF 203.2 468.3 353.7 285.8 254.5 75.4 176.7 107.8 £4,101
    GV-250LF-V-P Manual DN250LF 254.0 611.1 464.8 341.4 304.6 120.3 240.6 140.1 £6,517
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