Trunnion Mounted Ball Valves

Product overview

PJ Valves’ trunnion mounted ball valve range plays a critical role in isolation service across hundreds of installations.

The range can be engineered to suit your application, with body construction, material, and ancillary features optimised to meet your process needs. With SIL 3 and ISO 15848 (C03) certification in place across the range, you can be assured of outstanding reliability and sealing performance through the design life of your asset.

Product range

We manufacture our trunnion mounted ball valve range to API, ASME and ISO standards. Specification options are available to meet a complete range of service requirements, with a choice of single or double piston effect seats and DBB or DIB-1/DIB-2 isolation according to API 6D.


  • 2” to 36”
  • 150# to API10000 psi ratings
  • Full or reduced bore
  • Manual or actuated operation
  • Two or three piece body design
  • Side entry or top entry

Material scope

PJ Valves believes that every good valve starts with quality raw materials. We are experts in compliance with stringent material specifications including NORSOK, and a wide variety of end user requirements covering both metallic and non-metallic parts.

Increasingly, severe upstream operating conditions mean specifications focus not only on primary valve components, but also elements such as bolting and operator materials. PJ Valves can meet the needs of any project specification through established relationships with our component supply chain.

Carbon steels (LTCS and High yield) Stainless Steel
Duplex/Super Duplex
Ni-Al Brz
Inconel, Titanium and other exotics

According to your project specifications

Radiography/UT testing
Ferrite testing and IGC to ASTM A262

Specialist bolting (enhanced NDT, Xylan coated etc.) elastomers to suit service operators in stainless steel

Features and options

PJ Valves offers outstanding sealing performance, with a choice of soft or metal seating. Uniform operating torques prolong cyclic life, and the complete range is fire safe qualified to API 607/API 6FA.

We incorporate a number of design features into our trunnion ball valve range as standard, and further options are available according to customer requirement.


  • Tamper proof antistatic device
  • Blowout proof stem
  • Locking device
  • Sealant injection points
  • ISO 5211 mounting pad


  • Stem extensions
  • TCC metal seating, using HVOF application
  • Weld overlays in dynamic sealing areas
  • Lip seal design
  • Fully welded design available

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Relevant applications

Mooring applications call for a diverse range of products with common features in specification and configuration.

High pressures, metal seating and corrosion resistant alloy materials are typical requirements.

Shell | Vito Platform

One of a series of deepwater development projects in the GoM undertaken by Shell, the 9200t topsides of the Vito FPU will have the capacity to ...