PRONAL inflatable shutters

Pronal diaphragms closure are flexible inflatable jacks. These jacks are installed in the legs of offshore platforms and assist the buoyancy of the fixed platform, while also maintaining its center of gravity when it ...

... pipelines for inspection, test, or maintenance operations. These inflatable pipe plugs for pressure testing also ensure the buoyancy of jackets or pipes. Other uses for our high-pressure inflatable ...

... remote electric control or a GSM remote control. Thanks to this control box we can inflate and deflate the pipe plug the shutter remotely. This system prevents the operator from going down in the pipe. Detailed information ...

Pronal has designed an inflatable stopper system for implementing hydraulic tests on superheater dryer units (GSS). This system is a combination of two solutions: An inflatable stopper which plugs ...

... tailor-made” inflatable stoppers for testing Bouvier Darling valves on the primary circuits. As a result, this range of stoppers is used to test the tightness of the swing mechanism on the sealing surfaces. As an ...

The OFR is an inflatable emergency pipe plug with a diameter greater than 1000 mm. It has been specially designed to plug pipes with large diameters. The diameter of the pipe defines the inflation pressure. It is dedicated ...

Thanks to its flexibility, the low pressure inflatable pipe plug (UNIPLUG/OR) is perfect for interventions in the pipes of nuclear sites. Indeed, this low pressure inflatable plug pipe has the function ...

THPGV inflatable pipe stoppers are used within the primary zone of nuclear facilities. These systems are designed to plug steam generator man-holes during maintenance operations or if leaks are present in the steam generator’s ...

... measures can be implemented and the tips of pipes can now be safely decontaminated during steam generator replacement. These inflatable stoppers ensure that chemical solutions are contained during the oxidation-reduction ...

... achieving this, is the installation of high-pressure pneumatic stoppers. It is for this reason that Pronal can propose inflatable plug for ACO pipe ABP58 and 59TY, ACO 1 and 2BA, and ABP heater pipes 108 to 113. They ...