Machinability and Weldability
4142 has a machinability rating at 63% of B1112. Average cutting speed 95 ft/min. 4142 Prehard is not recommended for welding. It is best suited for welding in the annealed state, with preheating prior to welding and stress relieving after the welding operation.
Tolerances
4142 has a machinability rating at 63% of B1112. Average cutting speed 95 ft/min. 4142 Prehard is not recommended for welding. It is best suited for welding in the annealed state, with preheating prior to welding and stress relieving after the welding operation.