Examples

Crank shafts

Category: Friction welding machines
Application, field: Automobiles / vehicle parts

Engine parts (2-wheeled vehicles)
Material: Carbon steel

S43C×S43
Bonding dimensions: φ35
Conventional technique: Integrated forging
Purpose: Reduced cost

Issues to be resolved

- Many forging die types
- High forging cost

Adoption merits

- Adopting mass production with use of common weights by machining workpieces separately
- Reduced die inventory using common forging dies
- Reduced forging cost
- Reduced cutting machining costs