Trunnion Mounted Ball Valves

Trunnion-mounted ball valves for pipeline, process, power, oil & gas and other flow control applications where quality, design, safety, and environmental protection are paramount.


API-6D Trunnion-Mounted Ball Valves  

Tiger Valve Company (TVC) is a trunnion-mounted ball valve manufacturer for the TL and TB Series.  

TVC Trunnion-Mounted Ball Valves (TMBV) are engineered to the latest API, ISO, and ASME standards—manufactured using best-in-class materials and technologies. The result is the highest-quality and most competitively-priced trunnion-mounted ball valve available. 

All TVC TMBV address all of the safety, quality, and design issues important for ensuring consistent field performance and environmental protection. They’re designed to provide superior performance in a variety of applications, including offshore platforms, oil, gas, and other liquids pipelines, tank farms, meter stations, chemical processing plants and refineries. 

Below, you’ll find further information on our trunnion ball valve materials, applications, and more. Contact us with any questions you have about this product or our trunnion-mounted Ball valve manufacturer service.

TVC Trunnion Mounted Ball Valves 
Order Matrix

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Bill of Materials

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Applicable Design Standards

API American Petroleum Institute
6D Specification for Pipeline Valves
598 Valve Inspection and Test
607 Fire test for Soft Seated Quarter Turn Valves

ASME American Society of Mechanical Engineers
B16.5 Steel Pipe Flanges and Flanged Fittings
B16.10 Face to Face and End to End Dimensions of Ferrous Valves
B16.34 Steel Valves—Flanged and Butt Welding Ends
N31.4 Liquid Petroleum Transportation Piping Systems
B31.8 Gas Transmission and Distribution Piping Systems

ISO International Organization for Standardization
ISO 9001-2000 Quality Systems for Design/Development, Production, Installation, Servicing
ISO 5211 Topworks for Mounting Dimensions

BS British Standard
BS 5351 Steel Ball Valves for the Petroleum, Petrochemical, and Allied Industries
MSS Manufacturers Standardization Society
SP 25 Standard Marking System for Valves, Fittings, Flanges and Unions
SP 45 Bypass and Drain Connection Standard

NACE National Association of Corrosion Engineers
MR0175 Sulfide Stress Cracking Resistant Metallic Materials for Oilfield Equipment

Pressure Temperature Chart

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Main Features

TL Series
  • Design forged 3-pc.
  • Double block and bleed.
  • A large trunnion support design ensures central positioning under the highest working pressure.
  • Trunnion mounted ball permits ease of operation.
  • Grounding device are supplied for positive anti-static between ball/stem and body.
  • Corrosion resistant low friction bearings are supplied

Component Parts

TL Series 
2"- 4" Class 600, 900, 1500 and 2500   
3"-12" Class 150 and 300

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TB Series
14"- 36" Class 150, 300 and 600
6"-24" Class 900, 1,500 and 2,500

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Dimensions and Weights

Dimensions and Weights ANSI Class 150

Dimensions and Weights ANSI Class 300

Dimensions and Weights ANSI Class 600

Dimensions and Weights ANSI Class 900

Dimensions and Weights ANSI Class 1500

Top Mounting Dimensions and Stem Torque
2" – 6", 8" CL 150 – 300

Top Mounting Dimensions and Stem Torque
8" CL 600 – 1500, 10" & above

Specifications for Flow Coefficient

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Material Specifications

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Specifications for Seat Materials

Specifications for Seal Materials

Specifications for Gasket

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Trunnion Mounted Ball Valve