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IMI Critical Engineering is a world-leading provider of critical flow control solutions that enable vital energy and process industries to operate safely, cleanly, reliably and more efficiently.
We design, manufacture and install customised, highly engineered solutions for new plant builds and also provide complete plant lifecycle service support. This ensures that our customers benefit from efficient maintenance, speedy issue resolution and plant optimisation at all times.
We deliver great solutions to our customers through a unique combination of engineering know-how and fluid controls technology. At the heart of our 'Engineering great solutions' ethos is customer value.
The unique combination of our IMI Critical Engineering companies' know-how and worldwide experience underpins our reputation as a leading global supplier to the major energy and industrial process sectors.
In this section you will find the latest IMI case studies, organised by industry, application and industry. Use the drop downs to filter as required.
In this section you will find the latest IMI press releases, archived news, and IMI in Action case studies which highlight our businesses’ innovations and achievements.
Our performance and our ability to harness the Group’s full potential relies heavily on having the right people in the right places at the right time. This means recruiting and developing the best people, who have excellent, relevant skills and who are clearly aligned to both our values and our ambitions.
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Pressure ranges up to 100 bar (ANSI 600) (RHEFLA® II)
Temperature range up to 700 °C
Any type of actuator available
Any installation position possible
Sealing rings fully covered and protected in open and closed positions
Special design and further options relating to design, materials, actuators and sealing systems on request
The RHEFLA® II gate valve is the adaption of the RHEFLA® technology for higher pressure ranges
Pressure range PN 40 -PN 100 (ANSI 400 - 600).
Single body design (fixed sockets) with wedge and pressure screw for the adjustment of the sealing pre-loading.
Self-tightening BREDTSCHNEIDER bonnet sealing for pressure ranges exceeding PN40 (causing a bonnet sealing force that increases. proportionally to the internal pressure)
Same sealing systems and design features as standard RHEFLA-types.
No pressure loss on full bore type / low pressure loss on reduced bore type
Exchangeable sealing rings guarantee a low maintenance requirement
RHEFLA II specific
Wedge and pressure screw for the adjustment of the sealing pre-loading
In VC plants the RHEFLA® valve guarantees a durable tightness at closure and to the outside. When facing corrosive media, the conduit can be equipped with wear protections made of high-alloyed materials
RHEFLA® II gate valve is an adaption of theRHEFLA® technology for use in higher pressure ranges
All packings and sealings can be delivered with BAM-certificate (material for oxygen service approved by the German Federal Authority for Material Research and Development)
Steel sheets and steel parts are galvanized
IMI Critical Engineering, Lakeside, Solihull Parkway, Birmingham Business Park, Birmingham B37 7XZ
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