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Steering rack shaft example

Vehicle components

Steering rack shaft

Steering rack shaft
Application
Material SCr415 x STKM13C
Joint diameter dia. 21.7 x t3.2
Category Cost reduction
Befor
Problems by Conventional methods
Manufacturing method : Cutting
Grinding out from solid round bar
Larger man-hour of gun drill machining
Higher tool cost
Larger number of machining man-hour
->
After
Improved effect by IZUMI's Friction Welder
Abolition of gun drill process by changing to divided pipe joining
Completion of gear cutting and heat treatment at rack section before joining
Reduction of tool cost
Reduction of processing cost

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