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Segault

Designs and manufactures valves for nuclear, petrochemical and aeronautical test-bench customers

Mennecy, FranceFounded 1957segault.frWebsite technologies

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Highlights

  • New on EvolcAdded 2026-10-28

About Segault

Segault designs and manufactures valves for extreme service conditions. Its range includes globe valves, check valves, safety relief valves, solenoid valves, ball valves, instrumentation valves and manifolds, and parallel slide gate valves.

Customers are in the nuclear and petrochemical fields and in aeronautical test benches. Stated applications include reactor buildings, nuclear steam supply systems of French nuclear submarines and the Charles de Gaulle aircraft carrier, and high-temperature aeronautical test benches. The company holds ISO 9001:2008 certification and PED and ESPN pressure equipment certifications, and offers engineering support for integrating a valve into its environment, including safety studies.

Segault was founded in 1957 and is based in Mennecy, near Paris. It reports that about 20% of its staff are engineers and experienced personnel, working with 3D CAD, mechanical, thermal and vibration simulation, fluid simulation and CAM software linked to CNC machines.

Product: Industrial valves for nuclear, petrochemical and aeronautical test-bench applications, including globe, check, safety relief, solenoid, ball and instrumentation valves.

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