RA Power Solutions are one of India's oldest crack repair companies specializing in repair of cast iron, bronze, aluminum, and cast steel components through cold processes of metal lock and metal stitching. For more details regarding crack repair in cast iron, please email us at [email protected], or +91 9582647131. https://metalstitchinglocking.com/crack-repair-of-aluminium-bronze-and-cast-iron-component-by-metal-lock-metal-stitching/