Aluminium Gate Valve – LF Bolt Flanges with Viton® Bonnet Seal

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Aluminium Gate Valve – LF Bolt Flanges with Viton® Bonnet Seal

P.O.A

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Technical Specs

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:
Precision machined body from solid 6061-T6 aluminium billet.
Manual or electropneumatic operation.
24VDC air control solenoid as standard on pneumatically actuated valves. (80psi max)
Magnetic reed switch position indicator on pneumatic valves as standard.

Dual Quad ring shaft seal.
High performance PEEK bearing components.
Low outgassing.
Direct drive shaft reduces vibration.
Split body design for easy in-situ servicing.
Magnetic reed switch position indicator on pneumatic valves as standard.
Optional microswitch position indicator.
Minimal vibration during cycling.
400,000 cycles before service (250,000 for sizes DN200 and above)*.
Viton bonnet seal, 1 x 10-7 Torr vacuum rating.
Helium leak rate <5 x 10-9 std.cc/sec.

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
GVA-63LFBManualDN63LF63.5449.656.460.0125.465.0144.2190.3 P.O.A
    GVA-80LFBManual DN80LF 76.2 483.256.460.0 138.1 72.5 155.9 204.6 P.O.A
      GVA-100LFBManual DN100LF 102.1 622.8 81.8 75.0 198.1 76.2 219.0 267.3 P.O.A
        GVA-160LFBManual DN160LF 152.4 806.1 81.8 85.0 254.0 114.3 307.1 330.8 P.O.A
          GVA-63LFB-P PneumaticDN63LF63.5 399.456.460.0125.465.0144.2 190.2 P.O.A
            GVA-80LFB-P Pneumatic DN80LF 76.2 433.056.460.0 138.1 72.5 155.9 204.6 P.O.A
              GVA-100LFB-P Pneumatic DN100LF 102.1 552.2 81.8 75.0 172.7 76.2 219.0 250.6 P.O.A
                GVA-160LFB-P Pneumatic DN160LF 152.4 747.6 81.8 85.0 254.0 114.3 307.1 326.3 P.O.A
                  GVA-200LFB-P Pneumatic DN200LF 203.2 937.1 120.1 100.0 292.1 146.1 401.3 389.8 P.O.A
                    GVA-250LFB-P Pneumatic DN250LF 254.0 1089.5 120.1 100.0 335.0 171.5 477.6 440.6 P.O.A
                      GVA-320LFB-P Pneumatic DN320LF 304.8 1257.6 120.1 100.0 424.9 196.9 553.7 491.4 P.O.A
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