Manoir ACPP was established in 1977 close to the Hague site (50) for specific needs related to the construction of fuel reprocessing plants. Manoir ACPP is specialized in the fields of boiler-making, industrial piping and mechanical welding, mainly in the nuclear, naval, military, R&D and high technology fields. In France and internationally, Manoir ACPP exports its know-how on large-scale projects such as the manufacture of EPR (Finland, China, France), but also realizes services of lead contractor on projects of high-value projects such as the modernization of the primary loop of the CABRI research reactor or the fabrication and installation of 12 uranium enrichment autoclaves on AREVA RECII Pierrelatte's site. Manoir ACPP as a key supplier of nuclear pool manufacturer, is steadily developing components in various fields in standard or exotic grades of all thicknesses on tubes or plates.