Gate Valve – LF Bolt Flanges with Viton® Bonnet Seal

lf-bolt-gate-valves

Gate Valve – LF Bolt Flanges with Viton® Bonnet Seal

£0£6,206

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TECHNICAL SPECS – CLICK HERE

LF Bolt 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. (80psi 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
___________________________________________
* – 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-63LFB-V-MManualDN63LF63.5165.3122.2111.089.450.291.751.4 £1,207
    GV-80LFB-V-MManual DN80LF 76.2 196.1 146.6 125.4 108.750.291.7 50.0 £1,397
      GV-100LFB-V-MManual DN100LF 101.6 273.5 206.6 177.8 143.5 75.4 200.6 61.2 £1,693
        GV-160LFB-V-MManual DN160LF 152.4 357.8 270.2 222.3 191.8 75.4 200.6 59.9 £1,972
          GV-200LFB-V-MManual DN200LF 203.2 468.3 353.7 285.8 254.5 75.4 200.6 67.4 £2,750
            GV-250LFB-V-MManual DN250LF 254.0 611.1 464.8 341.4 304.6 88.9 305.0 80.1 £4,973
              GV-320LFB-V-MManual DN320LF 304.8 734.5 559.6 403.2 362.7 88.9 305.0 80.1 £6,206
                GV-63LFB-V-P PneumaticDN63LF63.5165.3122.2111.089.4 50.0 134.451.4 £1,282
                  GV-80LFB-V-P Pneumatic DN80LF 76.2 196.1 146.6 125.4 108.7 50.0 134.4 50.0 £1,472
                    GV-100LFB-V-P Pneumatic DN100LF 101.6 273.5 206.6 177.8 143.5 75.4 176.7 61.2 £1,764
                      GV-160LFB-V-P Pneumatic DN160LF 152.4 357.8 270.2 222.3 191.8 75.4 176.7 59.9 £2,082
                        GV-200LFB-V-P Pneumatic DN200LF 203.2 468.3 353.7 285.8 254.5 75.4 176.7 67.4 £2,878
                          GV-250LFB-V-P Pneumatic DN250LF 254.0 611.1 464.8 341.4 304.6 120.3 240.6 80.1 £4,973
                            GV-320LFB-V-P Pneumatic DN320LF 304.8 734.5 559.6 403.2 362.7 120.3 240.6 80.1 £6,206
                              GV-400LFB-V-P Pneumatic DN400LF 400.0 959.9 731.3 504.2 470.7 176.5 267.0 97.8 P.O.A
                                GV-500LFB-V-P Pneumatic DN500LF 500.9 1210.4 918.3 644.5 603.8 177.5 353.2 121.2 P.O.A
                                  GV-600LFB-V-P Pneumatic DN600LF 609.9 1357.1 1023.9 736.6 700.0 253.7 429.1 117.6 P.O.A
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