Examples

Ratchet wrenches

Category: Friction welding machines
Application, field: Cutting / tool parts

Work tool parts
Material: Carbon steel

Alloy steel

SCM435×SS400
Bonding dimensions: φ15
Conventional technique: Integrated forging
Purpose: Improved quality

Reduced cost

Issues to be resolved

SS material integrated forged parts
- Forming of head portion with header
- Adoption of mass production difficult for forging
- Head deformation

Adoption merits

- Common head portion, allowing adoption of mass production for cold forging
- Reduced forging costs
- Use of SCM material for head part by machining workpieces separately

Applicable Model

2FW030

Outboard joints

S43C×S43C

Rear axle shafts

S45C×SCM435

Differential transformers

PB x SUS304 ferromagnetic material

Clutch hubs

SPH45×S53C

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Friction welding materials

Stable, complete joints are realized, even when combining dissimilar metals or nonferrous metals.

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