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

£0£5,503

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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, pendulum, 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.

 

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

Conductance:

FlangePort size mmConductance litres / sec
DN16KF15.813
DN40KF38.188
DN50KF50.8317
DN63LF63.5363
DN80LF76.2546
DN100LF101.61,199
DN160LF152.43,967
DN200LF203.29,449
DN250LF25417,537

___________________________________________
* – 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-MManualDN16KF15.860.844.547.833.337.845.775.2 £915
GV-40KF-V-MManual DN40KF 38.1 119.1 86.1 84.1 62.5 50.2 91.7 50.7 £1,022
GV-50KF-V-MManual DN50KF 50.8 142.2 104.6 96.8 75.2 50.2 91.7 50.7 £1,048
GV-63LF-V-MManual DN63LF 63.5 165.3 122.2 111.0 89.4 50.2 91.7 87.8 £1,738
GV-80LF-V-MManual DN80LF 76.2 196.1 104.6 125.4 108.7 50.2 91.7 97.4 £1,928
GV-100LF-V-MManual DN100LF 102.2 273.5 206.6 177.8 143.5 75.4 200.6 108.0 £2,171
GV-160LF-V-MManual DN160LF 152.4 357.8 270.2 222.3 191.8 75.4 200.6 108.0 £2,502
GV-200LF-V-MManual DN200LF 203.2 468.3 353.7 285.8 254.5 75.4 200.6 107.8 £3,302
GV-250LF-V-MManual DN250LF 254.0 611.1 464.8 341.4 304.6 88.9 305.0 140.1 £5,503
    GV-16KF-V-P PneumaticDN16KF15.860.844.547.833.3 25.4 64.875.2 £999
    GV-40KF-V-P Pneumatic DN40KF 38.1 119.1 86.1 84.1 62.5 50.0 134.4 50.7 £1,097
    GV-50KF-V-P Pneumatic DN50KF 50.8 142.2 104.6 96.8 75.2 50.0 134.4 50.7 P.O.A
    GV-63LF-V-P Pneumatic DN63LF 63.5 165.3 122.2 111.0 89.4 50.0 134.4 87.8 £1,813
    GV-80LF-V-P Pneumatic DN80LF 76.2 196.1 146.6 125.4 108.7 50.0 134.4 97.4 £2,003
    GV-100LF-V-P Pneumatic DN100LF 102.2 273.5 206.6 177.8 143.5 75.4 176.7 108.0 £2,255
    GV-160LF-V-P Pneumatic DN160LF 152.4 357.8 270.2 222.3 191.8 75.4 176.7 108.0 £2,613
    GV-200LF-V-P Pneumatic DN200LF 203.2 468.3 353.7 285.8 254.5 75.4 176.7 107.8 £3,430
    GV-250LF-V-PManual DN250LF 254.0 611.1 464.8 341.4 304.6 120.3 240.6 140.1 £5,503
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