The article talks about the comprehensive inspection and safety analysis of the stripping tower that has been in service for 24 years,and its original data is incomplete.The analysis of the inspection results shows that,the quality of the material used on the tower hasn ,t been deteriorated although the stripping tower has been used at 130℃ for a long time,the existing defects which are not allowed according to the specification does not affect the safe usage under present operating pressure and temperature,it also provides scientific basis for enhancing the grade of the stripping tower safety state.
