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Shipham Valves Triple-Offset Butterfly Valves’ Unique Design Features Deliver a High-Performance and Effective Through-Life Valve Solution.

Shipham Valves Triple-Offset Butterfly Valves’ unique design features deliver a high-performance and effective through-life valve solution.
25 May 2023  |
To coincide with celebrations of Shipham Valves reaching its 225th year of operation, the business is delighted to expand its range of high-performance butterfly valves, with the launch of a new innovative range of triple-offset butterfly valves.

Several unique design features are incorporated into this range to reflect the wide range of applications they support, delivering a high-performance, robust and effective through-life isolation valve solution. As well as providing weight and space-saving benefits, the anti-rotational laminated seat design ensures no movement in service to maintain consistent sealing performance, when compared to a clamped design.

Shipham Valves’ Triple-Offset design delivers fast opening and closing quarter turn operations and employs a uniform profile around the conical sealing face to ensure effective sealing is achieved.

Three different body types available include:

  • BU04 – Wafer-Type
  • BU05 – Lug-Type
  • BU06 – Double-Flanged

Different sizes and pressure classes are available

Shipham Valves’ Triple-Offset Butterfly Valves are available in different sizes and pressure classes, depending on specific needs and are ideal for applications with high temperature, severe service and critical isolation requirements.


This new triple-offset range delivers benefits such as:

  • High performance – across a diverse range of applications
  • Valve service longevity – triple-offset design removing seat wear
  • Laminated metal seat arrangements provide zero-leakage bi-directional sealing
  • Peace of mind – multiple anti-blowout devices integrated into the product to ensure stem retention under all possible failure conditions
  • Zero leakage sealing performance – in accordance with API 598Certified Firesafe design
  • Compact design – when compared to other metal seated isolation valves
  • Standard mounting interfaces enable easy actuation

Shipham Valves, Head of Engineering and Quality, Nick Gray comments “We are pleased to announce the launch of our brand-new range of Triple-Offset Butterfly Valves. This new range has undergone a comprehensive product design, development verification and validation process to deliver a high-performing, effective and robust triple-offset butterfly valve solution meeting all the requirements of an API 609 Cat. B product.

Nick continues “For total reassurance, our triple-offset range design is fire-safe certified in accordance with
API 607, which provides fire test criteria for quarter-turn valves with non-metallic seating, when the valves are exposed to certain fire conditions and pressure”.

Sizes and specialist materials of construction

This range can be manufactured in sizes from 3″ – 24″ in a wide range of specialist materials, including 6Mo, Bronze, Duplex, Hastelloy® B, Hastelloy® C, Inconel® 625, Inconel® 825, Monel®, Nickel Aluminium Bronze, Super Duplex, Titanium, with the option of manufacturing additional sizes.

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With heritage spanning over 200 years and origins in the shipping industry dating back to 1798, Shipham Valves enjoys an illustrious history. The business started life as a brass foundry supplying products such as brass...

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