Prevention of Corrosion in Boiler Feed Water Systems is critical for maintaining boiler efficiency, safety, and long-term equipment life. Corrosion in boiler feed water can lead to tube failure, reduced heat transfer, increased fuel consumption, and unplanned shutdowns. By implementing effective prevention of corrosion strategies such as proper water treatment, pH control, oxygen removal, and the use of corrosion inhibitors, industries can protect boilers from internal damage. Regular monitoring of feed water quality and adopting preventive maintenance practices help ensure reliable boiler performance, reduced operational costs, and compliance with industrial safety standards.