Three Piece Ball Valve

Three Piece Ball Valve Manufacturer | API ASME DIN JIS GOST 3 Piece Ball Valves

Three Piece Ball Valve Manufacturer for Reliable Industrial Pipeline Service

ZONCIC supplies high-quality three piece ball valves manufactured according to API, ASME, DIN, JIS and GOST standards. Our 3 piece ball valves are widely used in oil & gas, chemical processing, water treatment, food processing, pharmaceutical systems and general industrial pipeline applications.

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three piece ball valve manufacturer API ASME DIN JIS GOST stainless steel 3 piece ball valve

What Is a Three Piece Ball Valve?

A three piece ball valve is a type of quarter-turn ball valve with a body structure composed of three separate sections: two end caps and one center body. This design allows the valve to be easily disassembled for cleaning, maintenance and replacement of internal parts without removing the complete valve assembly from the pipeline.

As a professional three piece ball valve manufacturer, ZONCIC provides high-quality valves in stainless steel, carbon steel and special alloy materials. Three piece ball valves are especially suitable for industrial systems that require convenient maintenance, reliable sealing and flexible installation.

Key Features of Three Piece Ball Valve

  • Three-piece body design for easy maintenance and cleaning
  • Quarter-turn operation for fast opening and closing
  • Easy replacement of seats, seals and internal components
  • Compact and robust construction for industrial service
  • Available in full port and reduced port configurations
  • Suitable for threaded, socket weld, butt weld and flanged ends
  • Optional ISO mounting pad and actuator automation solution
  • Suitable for water, oil, gas, steam and chemical media

Technical Specifications

Our three piece ball valves are available in a wide range of sizes, pressure ratings, materials and connection types. We can also provide customized production according to customer drawings, industrial standards and project requirements.

Item Specification
Valve Type Three Piece Ball Valve / 3 Piece Ball Valve
Size Range 1/4″ to 4″ (DN8 to DN100)
Pressure Rating 1000 WOG / PN16 to PN64
Body Materials CF8, CF8M, WCB, CF3M, Duplex Stainless Steel, Alloy Steel
Ball Materials SS304, SS316, SS316L
Seat Materials PTFE, RPTFE, PPL
End Connections Threaded, Socket Weld, Butt Weld, Flanged
Thread Standards NPT, BSPT, BSPP
Operation Lever, Gear, Pneumatic Actuator, Electric Actuator
Manufacturing Standards API, ASME, DIN, JIS, GOST
Design Standard ASME B16.34, API 608, BS 5351
Inspection and Testing API 598, EN 12266
Applicable Temperature -20°C to 180°C (depending on seat and seal material)
Applicable Media Water, Oil, Gas, Steam, Chemical Media, Mild Corrosive Fluids

Main Parts and Materials

No. Part Name Material
1 Left Body CF8 / CF8M / WCB
2 Right Body CF8 / CF8M / WCB
3 Center Body CF8 / CF8M / WCB
4 Ball SS304 / SS316 / SS316L
5 Stem SS304 / SS316
6 Seat PTFE / RPTFE / PPL
7 Body Seal PTFE
8 Stem Packing PTFE
9 Thrust Washer PTFE
10 Gland Nut SS304
11 Handle SS304 / Carbon Steel
12 Bolts & Nuts SS304 / SS316 / B8

Main Dimensions

Size DN L (mm) H (mm) W (mm) Connection Pressure Rating
1/4″ 8 72 52 95 Threaded / Socket Weld 1000 WOG
3/8″ 10 75 55 95 Threaded / Socket Weld 1000 WOG
1/2″ 15 80 60 105 Threaded / Socket Weld / Butt Weld 1000 WOG
3/4″ 20 90 65 120 Threaded / Socket Weld / Butt Weld 1000 WOG
1″ 25 100 72 135 Threaded / Socket Weld / Butt Weld 1000 WOG
1-1/4″ 32 110 78 150 Threaded / Socket Weld / Butt Weld 1000 WOG
1-1/2″ 40 126 88 170 Threaded / Socket Weld / Butt Weld 1000 WOG
2″ 50 140 95 190 Threaded / Socket Weld / Butt Weld / Flanged 1000 WOG
3″ 80 185 125 240 Flanged / Butt Weld PN16-PN40
4″ 100 220 150 300 Flanged / Butt Weld PN16-PN40

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

Manufacturing Standards and Quality Control

ZONCIC manufactures three piece ball valves in accordance with international industrial standards to meet different export market requirements and customer specifications. We support American, European, Japanese and Russian standard systems for a wide range of industrial pipeline applications.

  • API Standards: suitable for industrial valves used in oil, gas and process systems
  • ASME Standards: widely used for pressure piping and industrial flow control systems
  • DIN Standards: suitable for European industrial and mechanical applications
  • JIS Standards: suitable for Japanese and Asian industrial projects
  • GOST Standards: applicable for Russian and CIS market requirements

Each three piece ball valve can be supplied with material certificates, inspection reports and pressure test documentation according to customer requirements.

Applications of Three Piece Ball Valve

Three piece ball valves are widely used in industrial piping systems where convenient disassembly, easy maintenance and reliable sealing are required. Their flexible body structure makes them especially suitable for systems that need regular cleaning, replacement of internal parts or hygienic service.

  • Chemical and petrochemical processing systems
  • Oil and gas auxiliary pipeline systems
  • Water treatment and utility service lines
  • Food processing and pharmaceutical equipment
  • General industrial process piping
  • OEM equipment and skid-mounted systems

Why Choose ZONCIC as Your Three Piece Ball Valve Manufacturer?

  • Professional industrial ball valve manufacturing experience
  • Support for API, ASME, DIN, JIS and GOST standard production
  • Flexible supply for threaded, socket weld, butt weld and flanged types
  • Strict quality control from raw material inspection to final testing
  • Available OEM, customized marking and project documentation support
  • Fast quotation response and stable export service
  • Suitable solutions for industrial distributors, contractors and end users

Frequently Asked Questions

What is the advantage of a three piece ball valve?

The main advantage of a three piece ball valve is that it can be easily disassembled for maintenance, cleaning or replacement of internal components without fully removing the valve from the pipeline.

What standards can your three piece ball valves be manufactured to?

We can manufacture three piece ball valves according to API, ASME, DIN, JIS and GOST standards depending on the export market and project requirements.

What connection types are available for three piece ball valves?

We can provide threaded, socket weld, butt weld and flanged three piece ball valves according to customer installation requirements and pipeline standards.

What materials are available for your three piece ball valves?

We can supply three piece ball valves in CF8, CF8M, WCB, stainless steel, carbon steel and special alloy materials according to working conditions and media requirements.

Can three piece ball valves be automated?

Yes. Three piece ball valves can be equipped with pneumatic actuators or electric actuators for automated flow control systems and remote operation.

Request a Quote for Three Piece Ball Valve

Looking for a reliable three piece ball valve manufacturer in China? Contact ZONCIC today for catalogs, technical support and competitive quotations.

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