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welding carbon steel to cast iron

When welding cast iron to carbon steel, there are a number of tricks you can use that will make a strong and long-lasting weld. In this article, we'll discuss the difficulties of welding these two metals, offer some tips for a strong weld, explain how preheating helps, examine the different methods for joining them and give advice on avoiding cracks.

The main challenge when welding carbon steel to cast iron is that they are different materials. Carbon steel is tough and strong; cast iron is more brittle and has a tendency to crack. This can make it difficult to obtain a solid weld between them. Then, the carbon content of carbon steel is high, which may cause cracking during welding of cast iron.

Tips for achieving a strong weld between carbon steel and cast iron

The fusion of carbon steel and cast iron is a challenging task for the welders. One good way is to use a nickel-based filler metal, as this will lend to cracking. Pre-heating materials before welding also aids as it reduces risks of cracking and builds a stronger weld.

Why choose LF welding carbon steel to cast iron?

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