Prevention and Protection of Steel Structures from Extreme Levels of Corrosion

Deadline: 2019-03-27
Award: INR 10,00,000
Open to: Everyone*

Our plant produces Metallurgical coke with an installed capacity of 1.6 MT/ annum. Wet type coke quenching process is adopted, and water used for the quenching process has chloride level of 4900ppm(maximum). Severe corrosion is experienced at the coke Quenching car and the steel structures of Coke conveyor gallery adjacent to the quenching tower, which is exposed to the coke quenching water vapour. Replacement of steel structures are carried out at regular interval and the approximate expenditure is Rs. 2.0 Cr./annum. Painting of conveyor and other structures is a regular activity which is carried out throughout the year except for the monsoon months. The annual expenditures incurred pent is in the tune of Rs. 2.5 Cr.