Welding is not recommended for AISI 1018 mild/low carbon steel when it is carbonitrided and ... like the pre-heating process. Carburized steel provides high surface hardness and a soft core to parts ...

Mild steel is a type of carbon steel. Carbon and iron are the two main elements that make up steel, with a maximum carbon content of 2.1% of the material’s weight. Steel with such a carbon content is ...