Abstract: | The article makes an analyze of the tension state in some constructive elements of a steam over heater from a petrochemical technological line, regarding the evaluation of the residual life duration. In this respect there are taken into question the results of measurements made and the normal functioning and conservation period. Are deducted the tension states, southern, circumferential and equivalent stress developed in the cylindrical body of the over heater and in the cover with advanced damage. |
