ማመልከቻ ከፍተኛ ድግግሞሽ ማጥፊያ መሣሪያዎች

For workpieces subjected to alternating loads such as torsion and bending, the surface layer is required to withstand higher stress or wear resistance than the core, and the surface of the workpiece needs to be strengthened. It is suitable for steel with a carbon content of We=0.40-0.50%.