Pressure equipment: vessels, piping, safety accessories and pressure accessories, including, where applicable, elements attached to pressurised parts, such as flanges, nozzles, couplings, supports and lifting lugs.
Équipement sous pression: récipients, tuyauteries, accessoires de sécurité et accessoires sous pression, y compris, le cas échéant, les éléments attachés aux parties sous pression, tels que les brides, piquages, raccords, supports et pattes de levage.