Viral Industries is a renowned butterfly valve Gearbox manufacturer, supplier & exporter in the USA, Europe, Canada, and Gulf. An industry quickly gaining popularity and recognition is manufacturing butterfly valve gearboxes. These gearboxes are designed with butterfly valves, which control the flow of liquids or gases through a pipe or valve. The butterfly valve has a disc-shaped element attached to a shaft connected to a gearbox. The disc can rotate to open or close the valve based on the gearbox's rotation direction. Butterfly valve gearboxes are reliable, simple, durable, and commonly used in manual and automated systems. They are increasingly popular in industries such as oil and gas, water treatment, and chemical processing, where precise fluid flow control is critical.

A butterfly valve Gearbox manufacturer - Viral industries is a company that specializes in producing butterfly valve gearboxes. We ensure high quality and reliable performance for our customers. Furthermore, our ball valve gearboxes can deliver torque ranging between 800 Nm - 500000 Nm (590 lbf-ft - 3,68,800 lbf-ft).

Note: Our manufacturing unit is only in India, but we export butterfly valve Gearboxes to the USA, Europe, Canada, and Gulf.

  1. Butterfly Valve Gearbox (VW Models for Manual or Hand-Wheel Operation)

Viral Ind.
Model No.		 Output torque capacity Ratio M A
(±10%)		 Hand-wheel Diameter Hand-wheel Effort
Nm. lbf-ft mm inch lbs kilogram
VW-07 800 590 40 14 250 10 102.8 46.6
VW-10 1,100 811 42 15 400 16 82.5 37.4
VW-15 1,800 1,327 42 16 400 16 126.5 57.4
VW-20 2,400 1,770 52 20 500 20 108.0 49.0
VW-30 3,700 2,729 52 20 600 24 138.7 62.9
VW-40 4,500 3,320 55 21 600 24 160.7 72.9
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Butterfly Valve Gearbox (VW Models for Manual or Hand-Wheel Operation)

  1. Butterfly Valve Gearbox (VWE Models for Actuator Operation)

Butterfly Valve Gearbox (VWE Models for Actuator Operation)
Viral Ind.
Model No.		 Output torque capacity Ratio M A
(±10%)		 Input torque capacity Mounting Flange at Actuator Side (ISO 5211)
Nm. lbf-ft Nm. lbf-ft
VWE-07 800 590 40 14 57 42 F10, F14
VWE-10 1,100 811 42 15 73 54 F10, F14
VWE-15 1,800 1,327 42 16 112 83 F10, F14
VWE-20 2,400 1,770 52 20 120 88.5 F10, F14
VWE-30 3,700 2,729 52 20 185 137 F10, F14
VWE-40 4,500 3,320 55 21 214 158 F10, F14, F16
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  1. Butterfly Valve Gearbox (VWSGA Models for Manual or Hand-Wheel Operation)

Viral Ind.
Model No.		Output torque capacityRatioM A
(±10%)		Hand-wheel DiameterHand-wheel Effort
Nm.lbf-ftmminchlbskilogram
VWSGA-404,5003,320165546002462.428.3
VWSGA-606,0004,425194626002472.632.9
VWSGA-808,0005,900220706002485.738.9
VWSGA-10010,0007,375300956002478.935.8
VWSGA-15015,00011,0634491437002867.430.6
VWSGA-25025,00018,4406051907002884.638.4
VWSGA-35035,00025,8159923207002870.331.9
VWSGA-50050,00036,87810393407002894.542.9
VWSGA-75075,00055,31714254617503097.644.3
VWSGA-10001,00,00073,756176856910004079.135.9
VWSGA-15001,50,0001,10,6352109655100040106.348.2
VWSGA-20002,00,0001,47,5122381762100040118.153.6
VWSGA-25002,50,0001,84,3902510800100040140.663.8
VWSGA-37503,75,0002,76,58533321051100040160.572.8
VWSGA-50005,00,0003,68,80038081208100040186.284.5
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Butterfly Valve Gearbox (VWSGA Models for Manual or Hand-Wheel Operation)

  1. Butterfly Valve Gearbox with Spur Gearbox (VWESGA Models for Actuator Operation)

Butterfly Valve Gearbox with Spur Gearbox (VWESGA Models for Actuator Operation)
Viral Ind.
Model No.		Output torque capacityRatioM A
(±10%)		Input torque capacityMounting Flange at Actuator Side
(ISO 5211)
Nm.lbf-ftNm.lbf-ft
VWESGA-404,5003,320165548361F10,F14
VWESGA-606,0004,425194629771F10, F14
VWESGA-808,0005,9002207011484F10, F14
VWESGA-10010,0007,3753009510578F10,F14
VWESGA-15015,00011,06344914310577F10, F14
VWESGA-25025,00018,44060519013297F10, F14
VWESGA-35035,00025,81599232010981F10, F14
VWESGA-50050,00036,8781039340147108.5F10, F14
VWESGA-75075,00055,3171425461163120F10, F14
VWESGA-1000100,00073,7561768569176130F10,F14, F16
VWESGA-15001,50,0001,10,6352109655236174F10, F14, F16
VWESGA-20002,00,0001,47,5122381762262.5194F10, F14, F16
VWESGA-25002,50,0001,84,3902510800312.5230.5F10, F14, F16
VWESGA-37503,75,0002,76,58533321051357263F10, F14, F16
VWESGA-50005,00,0003,68,80038081208414305F10,F14, F16
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Valve Mounting Detail

Viral Ind. Model No.Valve Side Mounting Flange (ISO 5211)Max. Spindle Diameter (mm)
VW-07 / VWE-07F10, F0735
VW-10 / VWE-10F12, F1045
VW-15 / VWE-15F14, F1250
VW-20 / VWE-20F16, F14, F1255
VW-30 / VWE-30F14, F1660
VW-40 / VWE-40F16, F2570
VWSGA-40 / VWESGA-40F16, F2570
VWSGA-60 / VWESGA-60F16, F2580
VWSGA-100 / VWESGA-100F16, F25, F3085
VWSGA-150 / VWESGA-150F30, F35100
VWSGA-250 / VWESGA-250F30, F35, F40110
VWSGA-350 / VWESGA-350F35, F40120
VWSGA-500 / VWESGA-500F35, F40155
VWSGA-750 / VWESGA-750F35, F40, F48185
VWSGA-1000 / VWESGA-1000F40, F48185
VWSGA-1500 / VWESGA-1500F48, F60230
VWSGA-2000 / VWESGA-2000F48, F60270
VWSGA-2500 / VWESGA-2500F48, F60300
VWSGA-3750 / VWESGA-3750F48, F60300
VWSGA-5000 / VWESGA-5000F48, F60350

Features:

  • Clockwise rotation of input will give clockwise rotation of output.
  • Self-Locking gearbox.
  • Bearings supported assembly.
  • Suitable for Actuator operation.
  • Grease Lubricant Gearbox.
  • Higher ratio options to reduce effort.
  • Locking Arrangement.
  • Available for marine application.
  • Available for horizontal hand-wheel orientation

Enclosure:

  • IP-65 ,IP-67, IP-68

Temperature Limit:

  • Normal application -20ËšC To 120ËšC
  • High temperature application up to 150ËšC
  • Low temperature application up to -50ËšC

Material Options for Worm-Wheel:

  • Phosphorus Bronze (PB-2)

Bore Options for Worm-Wheel Quadrant:

  • Round Shape with multiple key-way
  • Square Shape
  • Hexagon Shape

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