Abstract:After years of operation, the heating tubes of five PS converter boilers in a smelter often leak, which seriously affect the normal operation of the converter. By analyzing the process conditions, water quality control and equipment management of PS converter boiler, the causes of heat pipe leakage were found, and specific solutions and measures were suggested, such as restoring the functions of key parts of the boiler, improving water quality management and strengthening operation management, so as to provide reference for the maintenance, emergency treatment and professional management of PS converter boiler.