Elastomer Sealed

Elastomer Sealed Linear Gate Valves

Specifications

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Elastomer Sealed Manual

SPECIFICATIONS

General: 
   Nominal IDs: 1-1/2 to 12 inch
   Helium leak rate: <= 2x10-9 std.cc./sec.

Materials: 
   Body: 304 SS vacuum furnace brazed body
   Bellows: Welded AM-350 
   O-ring: Viton standard
      Other compounds available

Finish: Electropolished inside and out
Maximum pressure differential at opening
4 inch ID or smaller:
   760 Torr on gate side, 20 Torr on carriage side
Greater than 4 inch ID:
   20 Torr either direction
Closed: 760 Torr in either direction

Vacuum range: 
   Viton Seal Bonnet: >= 1 x 10-9 Torr 
   Copper Seal Bonnet: >= 1 x 10-10 Torr

Temperature range: 
   Viton Seal Bonnet: <= 150°C
   Copper Seal Bonnet: <= 200°C with CF flanges and gate
       in open position
Pneumatically actuated: Normall closed 120V, 50/60Hz air solenoid, standard, Maximum 80 psig operating air pressure, standard. (Higher operating pressures available upon request)

Reed-switch position indicator, standard
Manually actuated:
   Acme threads for fewer turns
Thermal: Heater jackets and controllers available.  Call for information and pricing
Options: 
   Micro-switch
   O-rings
   Air solenoids
   heater jackets

Additional Information

MODEL NUMBER NOM.
ID
FLANGE
TYPE
CONDUCTANCE
(molecular-l/sec.)
A B C D E F G
GV-1502-NW 11/2 NW-40 98 4.69 3.40 1.99 2.00 3.61 3.31 2.45
GV-1502-CF 11/2 2.75 CF 130 4.69 3.40 2.03 2.00 3.61 3.31 2.45
GV-2002-NW 2 NW-50 220 5.60 4.12 1.99 2.00 3.61 3.81 2.96
GV-2002-CF 2 3.38 CF 300 5.60 4.12 2.28 2.00 3.61 3.81 2.96
GV-2502-CF 21/2 4.50 CF 520 6.50 4.81 2.40 2.00 3.61 4.37 3.52
GV-2502-ASA 21/2 ASA-6* 610 6.50 4.81 2.03 2.00 3.61 4.37 3.52
GV-2502-ISO 21/2 ISO-63 610 6.50 4.81 2.03 2.00 3.61 4.37 3.52
GV-2502-ISO-OF 21/2 ISO-63-OF 320 6.50 4.81 3.46 2.00 3.61 4.37 3.52
GV-3002-CF 3 4.62 CF 840 7.70 5.77 2.53 2.00 3.61 4.94 4.28
GV-3002-ASA 3 ASA-7.5* 1,070 7.70 5.77 2.03 2.00 3.61 4.94 4.28
GV-3002-ISO 3 ISO-80 1,070 7.70 5.77 1.97 2.00 3.61 4.94 4.28
GV-3002-ISO-OF 3 ISO-80-OF 550 7.70 5.77 3.84 2.00 3.61 4.94 4.28
GV-4002-CF 4 6.00 CF 1,700 10.76 8.13 2.97 3.11 7.90 7.00 5.65
GV-4002-ASA 4 ASA-9* 2,100 10.76 8.13 2.41 3.11 7.90 7.00 5.65
GV-4002-ISO 4 ISO-100 2,100 10.76 8.13 2.41 3.11 7.90 7.00 5.65
GV-4002-ISO-OF 4 ISO-100-OF 1,400 10.76 8.13 4.25 3.11 7.90 7.00 5.65
GV-6002-CF 6 8.00 CF 5,400 14.07 10.64 3.17 3.11 7.90 8.75 7.55
GV-6002-ASA 6 ASA-11* 7,100 14.07 10.64 2.41 3.11 7.90 8.75 7.55
GV-6002-ISO 6 ISO-160 7,100 14.07 10.64 2.36 3.11 7.90 8.75 7.55
GV-6002-ISO-OF 6 ISO-160-OF 4,000 14.07 10.64 4.25 3.11 7.90 8.75 7.55
GV-8002-CF 8 10.00 CF 12,200 18.42 13.93 3.35 3.11 7.90 11.25 10.02
GV-8002-ASA 8 ASA-11* 14,500 18.42 13.93 2.76 3.11 7.90 11.25 10.02
GV-8002-ISO 8 ISO-200 15,200 18.42 13.93 2.66 3.11 7.90 11.25 10.02
GV-8002-ISO-OF 8 ISO-200-OF 9,500 18.42 13.93 4.25 3.11 7.90 11.25 10.02
GV-10002-CF 10 12.00 CF 24,900 24.04 18.30 3.65 8.98 12.00 13.44 11.99
GV-10002-ASA 10 ASA-16* 24,800 24.04 18.30 3.15 8.98 12.00 13.44 11.99
GV-10002-ISO 10 ISO-250 26,900 24.04 18.30 3.15 8.98 12.00 13.44 11.99
GV-10002-ISO-OF 10 ISO-250-OF 15,400 24.04 18.30 5.51 8.98 12.00 13.44 11.99
GV-12002-CF 12 14.00 CF 34,600 28.89 22.03 3.89 8.98 12.00 15.90 14.28
GV-12002-ASA 12 ASA-16* 42,800 28.89 22.03 3.15 8.98 12.00 15.90 14.28
GV-12002-ISO 12 ISO-320 42,800 28.89 22.03 3.15 8.98 12.00 15.90 14.28
GV-12002-ISO-OF 12 ISO-320-OF 24,500 28.89 22.03 4.67 8.98 12.00 15.90 14.28
*Note: All ASA flanged valves are provided without O-ring grooves. Grooves can be provided on request.

Elastomer Sealed Pneumatic

SPECIFICATIONS

General: 
   Nominal IDs: 1-1/2 to 12 inch
   Helium leak rate: <= 2x10-9 std.cc./sec.

Materials: 
   Body: 304 SS vacuum furnace brazed body
   Bellows: Welded AM-350 
   O-ring: Viton standard
      Other compounds available

Finish: Electropolished inside and out
Maximum pressure differential at opening
4 inch ID or smaller:
   760 Torr on gate side, 20 Torr on carriage side
Greater than 4 inch ID:
   20 Torr either direction
Closed: 760 Torr in either direction

Vacuum range: 
   Viton Seal Bonnet: >= 1 x 10-9 Torr 
   Copper Seal Bonnet: >= 1 x 10-10 Torr

Temperature range: 
   Viton Seal Bonnet: <= 150°C
   Copper Seal Bonnet: <= 200°C with CF flanges and gate
       in open position
Pneumatically actuated: Normall closed 120V, 50/60Hz air solenoid, standard, Maximum 80 psig operating air pressure, standard. (Higher operating pressures available upon request)

Reed-switch position indicator, standard
Manually actuated:
   Acme threads for fewer turns
Thermal: Heater jackets and controllers available.  Call for information and pricing
Options: 
   Micro-switch
   O-rings
   Air solenoids
   heater jackets

Additional Information

MODEL NUMBER

NOM.
ID

FLANGE
TYPE

CONDUCATANCE
(molecular-l/sec.)

A B C D E F G
GVP-1502-NW 1-1/2 NW-40 98 4.69 3.40 1.99 2.00 5.29 3.31 2.45
GVP-1502-CF 1-1/2 2.75 CF 130 4.69 3.40 2.03 2.00 5.29 3.31 2.45
GVP-2002-NW 2 NW-50 220 5.60 4.12 1.99 2.00 5.29 3.81 2.96
GVP-2002-CF 2 3.38 CF 300 5.60 4.12 2.28 2.00 5.29 3.81 2.96
GVP-2502-CF 2-1/2 4.50 CF 520 6.50 4.81 2.40 2.00 5.29 4.37 3.52
GVP-2502-ASA 2-1/2 ASA-6* 610 6.50 4.81 2.03 2.00 5.29 4.37 3.52
GVP-2502-ISO 2-1/2 ISO-63 610 6.50 4.81 2.03 2.00 5.29 4.37 3.52
GVP-2502-ISO-OF 2-1/2 ISO-63-OF 320 6.50 4.81 3.46 2.00 5.29 4.37 3.52
GVP-3002-CF 3 4.62 CF 840 7.70 5.77 2.53 2.00 5.29 4.94 4.28
GVP-3002-ASA 3 ASA-7.5* 1,070 7.70 5.77 2.03 2.00 5.29 4.94 4.28
GVP-3002-ISO 3 ISO-80 1,070 7.70 5.77 1.97 2.00 5.29 4.94 4.28
GVP-3002-ISO-OF 3 ISO-80-OF 550 7.70 5.77 3.84 2.00 5.29 4.94 4.28
GVP-4002-CF 4 6.00 CF 1,700 10.76 8.13 2.97 2.97 6.95 7.00 5.65
GVP-4002-ASA 4 ASA-9* 2,100 10.76 8.13 2.41 2.97 6.95 7.00 5.65
GVP-4002-ISO 4 ISO-100 2,100 10.76 8.13 2.41 2.97 6.95 7.00 5.65
GVP-4002-ISO-OF 4 ISO-100-OF 1,400 10.76 8.13 4.25 2.97 6.95 7.00 5.65
GVP-6002-CF 6 8.00 CF 5,400 14.07 10.64 3.17 2.97 6.95 8.75 7.55
GVP-6002-ASA 6 ASA-11* 7,100 14.07 10.64 2.41 2.97 6.95 8.75 7.55
GVP-6002-ISO 6 ISO-160 7,100 14.07 10.64 2.36 2.97 6.95 8.75 7.55
GVP-6002-ISO-OF 6 ISO-160-OF 4,000 14.07 10.64 4.25 2.97 6.95 8.75 7.55
GVP-8002-CF 8 10.00 CF 12,200 18.42 13.93 3.35 2.97 6.95 11.25 10.02
GVP-8002-ASA 8 ASA-11* 14,500 18.42 13.93 2.76 2.97 6.95 11.25 10.02
GVP-8002-ISO 8 ISO-200 15,200 18.42 13.93 2.66 2.97 6.95 11.25 10.02
GVP-8002-ISO-OF 8 ISO-200-OF 9,500 18.42 13.93 4.25 2.97 6.95 11.25 10.02
GVP-10002-CF 10 12.00 CF 24,900 24.04 18.30 3.65 4.75 9.47 13.44 11.99
GVP-10002-ASA 10 ASA-16* 24,800 24.04 18.30 3.15 4.75 9.47 13.44 11.99
GVP-10002-ISO 10 ISO-250 26,900 24.04 18.30 3.15 4.75 9.47 13.44 11.99
GVP-10002-ISO-OF 10 ISO-250-OF 15,400 24.04 18.30 5.51 4.75 9.47 13.44 11.99
GVP-12002-CF 12 14.00 CF 34,600 28.89 22.03 3.89 4.75 9.47 15.90 14.28
GVP-12002-ASA 12 ASA-16* 42,800 28.89 22.03 3.15 4.75 9.47 15.90 14.28
GVP-12002-ISO 12 ISO-320 42,800 28.89 22.03 3.15 4.75 9.47 15.90 14.28
GVP-12002-ISO-OF 12 ISO-320-OF 24,500 28.89 22.03 4.67 4.75 9.47 15.90 14.28
*Note: All ASA flanged valves are provided without O-ring grooves. Grooves can be provided on request.