Bespoke Valves

T-T Flow are professionals in the design, manufacture and distribution of engineered valves and valve accessories for fluid management industries, covering food production, agricultural processes, wastewater management, flood defences and more. 

To best serve the unique requirements of our clients and their applications, we offer the option to supply a single valve, a combination of stock products, or a complete engineered valve package including ancillary equipment. Working collaboratively with T-T’s other divisions, T-T Flow can offer cost-effective, customised, single-sourced product and service solutions that meet your specifications.

Designed in the UK, our in-house team of experienced engineers utilise the latest design software, continually re-evaluating products and materials to ensure that relevant industry standards regarding general quality and legal regulations are met.

T-T Flow ensures the highest production standards are achieved by always investing in the latest equipment and techniques, including finite element analysis and rapid prototyping. Our advanced, in-house test facilities allow for full product testing, including hydrostatic and pneumatic pressure testing; seat testing; shell testing and more.

For more details, please see our Customised Valve Solutions brochure.

What have we supplied?

PN40 Gate Valves for Hydroelectric Scheme

The construction of the £13.6 million Loch Eilde Mor hydroelectric scheme in Scotland required custom high-pressure isolation valves in order to manage the application’s extreme pressure, so T-T Flow designed and manufactured three BS5163 DN150 metal seat gate valves with a pressure rating of 40 Bar – way above our standard 16 bar design.

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Stainless Steel Knife Gate Valves for Green Energy

Severn Trent Water approached T-T Flow needing valves for their £21 million green energy plants.

T-T supplied 87 lugged knife gate valves featuring pneumatic cylinders with solenoid valves. The standard ductile iron gate valve construction was upgraded to stainless steel (grade 316L/1.4404) at the request of the client, providing them an ideally specified solution.

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Custom Butterfly Valves for Oil Refinery

A major Iraqi-based oil refinery required custom-actuated butterfly valves for a large-scale plant refurbishment and came to T-T Flow to supply them.

T-T assembled 30 lugged centric butterfly valves to EN598 and rated to 175psi, coating the carbon steel body of the valves in a chemical-resistant epoxy resin to meet the demands of the application.

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High Temperature Air Valves for Scottish Distillery

T-T Flow supplied fully customised air valves to a historic distillery in Scotland. Due to waste product handling, the valves needed to be able to manage viscous material that reaches temperatures of 100°C - much higher than conventional air valves handle.

The supplied valves were manufactured in grade SS316/1.4401 stainless steel for corrosion resistance in the aggressive environment, with upgraded elastomers to ensure a reliable seal at high temperatures.

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