A detailed close-up of a welding rod fusing a cast iron engine component, with bright sparks and molten metal along the weld seam.

Best Welding Rod for Cast Iron: Top Choices for Strong Repairs

ByWelderology Team

Welding cast iron requires a little more care than working with regular steel. The metal is brittle, prone to cracking, and doesn’t handle heat changes well. That’s why choosing the right welding rod is so important. The right filler gives you a better chance of producing a strong, lasting repair. Whether you’re patching up an…

A MIG welding torch emits bright blue sparks as it welds a cracked cast iron part on a metal workbench, with a gloved hand holding the torch and a welding machine visible in the blurred background.

How to Weld Cast Iron With a MIG Welder Without Cracking It

ByWelderology Team

Welding cast iron is notoriously tricky due to its high carbon content and brittleness, but with the right preparation and technique, MIG welding can be a viable option. While TIG or stick welding are traditionally used, a MIG welder with the proper setup can repair cast iron effectively—if you follow a careful process. Why Welding…