Cast Iron Welding: Techniques, Methods, And Applications

Welding cast iron requires specialized techniques due to its low weldability and high susceptibility to cracking. Preheating, appropriate electrode selection, and controlled cooling are crucial for successful welding. Cast iron can be welded using various methods like oxyacetylene, shielded metal arc, flux-cored arc, and gas tungsten arc welding. Safety measures include proper ventilation, personal protective equipment, and awareness of molten metal hazards. Applications include repair of cast iron components, fabrication of new structures, and across industries such as welding, metal fabrication, automotive, and manufacturing.