Gear Operated Ball Valve

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Gear Operated Ball Valve Manufacturer for High Torque Service

ZONCIC is a gear operated ball valve manufacturer supplying API, ASME, DIN, JIS and GOST worm gear ball valves for oil and gas, petrochemical, power plant, water treatment and industrial pipeline systems.

Our gear operated ball valves are designed for large size valves, high operating torque, smoother manual operation, controlled opening and reliable shut-off in heavy-duty pipeline service.

Gear operated ball valve manufacturer API 6D WCB worm gear ball valve for high torque industrial pipeline service

Gear Operated Ball Valve Manufacturer for Large Size Operation

Choosing the right gear operated ball valve manufacturer is important when a pipeline system requires large size valve operation, higher torque control, smooth manual opening and reliable shut-off. In heavy-duty industrial pipelines, direct lever operation may be difficult, unsafe or impractical.

A gear operated ball valve uses a worm gear box to reduce operating torque and allow the operator to open or close the valve with controlled manual force. This structure is commonly used for large diameter ball valves, higher pressure classes and applications where stable operation is required.

As an experienced gear operated ball valve manufacturer, ZONCIC supports valve structure selection, gear box matching, pressure class confirmation, body material selection, sealing design, pressure testing and export documentation for industrial pipeline projects.

Gear Operated Ball Valve Standards Reference

Gear operated ball valve selection should consider valve size, operating torque, pressure class, valve structure, gear box durability, seat material and testing requirements. Customers can review ZONCIC valve standards guidance and official API standards for general valve and pipeline industry reference.

Gear operated ball valve manufacturer flanged worm gear ball valve for industrial pipeline systems

What Is a Gear Operated Ball Valve?

A gear operated ball valve is a quarter-turn ball valve equipped with a gear box, usually a worm gear operator, to reduce manual operating torque. The gear mechanism helps operators open and close larger or higher pressure valves more smoothly.

ZONCIC supplies gear operated ball valve manufacturer solutions in floating and trunnion mounted designs. These valves are widely selected where lever operation is not practical and controlled manual operation is required.

Key Features of Gear Operated Ball Valves

Reduced Operating Torque

Worm gear operation reduces manual force and supports smoother opening and closing for larger ball valves.

Large Size Valve Support

Gear operated ball valves are suitable for larger pipeline sizes where lever operation is not practical.

Controlled Manual Operation

The gear box allows slower, safer and more controlled valve movement compared with direct lever operation.

Floating or Trunnion Design

Available with floating ball valve and trunnion mounted ball valve structures according to size and pressure class.

Gear Operated Ball Valve Technical Specifications

As a gear operated ball valve manufacturer, ZONCIC recommends confirming valve size, pressure class, valve structure, operating torque, body material, seat material, gear box configuration, end connection and working media before quotation.

ItemSpecification
Valve TypeGear Operated Ball Valve / Worm Gear Ball Valve
Size Range2″ to 48″ (DN50 to DN1200)
Pressure RatingClass 150 to Class 2500 / PN16 to PN420
Valve StructureFloating Ball Valve, Trunnion Mounted Ball Valve
Body MaterialsWCB, LCB, CF8, CF8M, Duplex Stainless Steel, Alloy Steel
Ball MaterialsSS304, SS316, SS316L, Duplex Stainless Steel
Seat MaterialsPTFE, RPTFE, Nylon, PEEK, Devlon, Metal Seat Optional
End ConnectionsFlanged, Butt Weld
Operation TypeGear Operated / Worm Gear Manual Operation
Manufacturing StandardsAPI, ASME, DIN, JIS, GOST
Design StandardAPI 6D, ASME B16.34, ISO 17292
Face to FaceAPI 6D, ASME B16.10
Flange StandardASME B16.5, ASME B16.47, DIN, JIS, GOST
Inspection and TestingAPI 6D, API 598, ISO 5208
Applicable Temperature-46°C to 200°C depending on body and seat material
Applicable MediaOil, Gas, Steam, Water, Chemical Media, Process Fluids

Main Parts and Materials

No.Part NameMaterial
1BodyWCB / LCB / CF8 / CF8M
2Bonnet / End CapWCB / LCB / CF8 / CF8M
3BallSS304 / SS316 / Duplex SS
4StemSS410 / SS304 / SS316
5SeatPTFE / RPTFE / Nylon / PEEK
6Body GasketGraphite / PTFE
7Stem PackingGraphite / PTFE
8Gear Box HousingCast Iron / Carbon Steel / Ductile Iron
9Worm ShaftAlloy Steel
10Worm WheelBronze / Ductile Iron
11Position IndicatorCarbon Steel / Engineering Plastic
12Bolts & NutsB7 / 2H / B8 / B8M

Main Dimensions

SizeDNL (mm)H (mm)Gear Operator (mm)ConnectionPressure Class
2″50178180250Flanged150 / 300 / 600
3″80203210300Flanged150 / 300 / 600
4″100229250350Flanged150 / 300 / 600
6″150394330500Flanged / BW150 / 300 / 600 / 900
8″200457390650Flanged / BW150 / 300 / 600 / 900
10″250533460800Flanged / BW150 / 300 / 600
12″300610530950Flanged / BW150 / 300 / 600
16″4006866801200Flanged / BW150 / 300
20″5007628201500Flanged / BW150 / 300
24″6009149801800Flanged / BW150 / 300

Note: Dimensions above are for reference only. Customized gear operated ball valve dimensions can be provided according to API, ASME, DIN, JIS, GOST standards and specific project requirements.

Manufacturing Standards and Quality Control

A responsible gear operated ball valve manufacturer should control valve body machining, gear box assembly, torque operation, seat sealing, pressure testing and final marking before shipment. ZONCIC manufactures gear operated ball valves according to international standards for global pipeline projects.

  • API, ASME, DIN, JIS and GOST standard support for export projects
  • Body, ball, stem, seat and gear box inspection before assembly
  • Gear operator torque and position indicator checking
  • Hydrostatic shell test and seat leakage test before delivery
  • Floating and trunnion mounted ball valve options
  • Export-grade packing with clear marking and project documentation

Gear Operated Ball Valve Applications

Gear operated ball valves are widely used where large size, high torque, controlled manual operation and reliable shut-off are required. ZONCIC supports gear operated ball valve manufacturer solutions for different pressure classes, valve structures and industrial media.

Oil and Gas Pipeline Systems
Petrochemical and Refinery Plants
Power Generation Utilities
Water Treatment Main Lines
Chemical Processing Systems
Heavy-Duty Industrial Pipelines

Gear Operated Ball Valve FAQ

What is a gear operated ball valve?

A gear operated ball valve is a ball valve equipped with a worm gear box to reduce operating torque and support smoother manual opening and closing.

How to choose a gear operated ball valve manufacturer?

A gear operated ball valve manufacturer should support gear box matching, valve structure selection, pressure class confirmation, testing and documentation for project supply.

When should a ball valve use gear operation?

Gear operation is recommended when the valve size is large, operating torque is high, or direct lever operation is difficult or unsafe.

Can gear operated ball valves be supplied in trunnion design?

Yes. Gear operated ball valves can be supplied in floating or trunnion mounted design according to valve size, pressure class and service condition.

What information is needed for quotation?

Please provide valve size, pressure class, body material, seat material, end connection, media, temperature, gear operation requirement and quantity.

Need a Gear Operated Ball Valve Manufacturer?

Send your valve size, pressure class, material, seat type, media and quantity. ZONCIC will provide a practical gear operated ball valve solution for your pipeline project.

Send Your Inquiry

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