Replacing steel with graphite on a series of thermocouples seals


Developing high eficiency & reliability machines + Maximizing Profitability


Innovation for cost, time & quality improvement 

Romain Grossemy — EDF, Operational super-visor at the Spare parts and Logistics division

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Customer needs

In order to be more effective and to facilitate maintenance while improving availability, EDF experts wanted to test and evaluate performances of a new graphite seal on a nuclear reactor vessel.

Customer benefits

Thanks to the Cetim ‘s multidisciplinary expertise its within a very short time

Cetim answer

Cetim experts developped tailor-made test bench (real conditions replicated) , carried out high-temperature and high pressure tests and set up design of experiments

Delivered results

Report with data analysis and definition of installation features required to qualification phase


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