1. Ankit Metals & Power Limited had a crack in the shell of one of their 350 TPD rotary kilns used in their sponge iron production process. The crack was 2000mm long and 25mm deep. 2. EWAC Alloys Limited recommended using their CPHFD 011 welding alloy to repair the crack. The welding was done using MMAW with a minimum current of 120-135 amps. 3. The repair involved making a double V groove, preheating, laying a root pass with 3.15mm CPHFD 011 followed by building up the groove with 4mm CPHFD 011. Grinding, DP testing and slow cooling was