What is Wahl stress factor for coil spring

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written 7.9 years ago by

kiran.9870 • 200

• modified 7.8 years ago

Subject :- Machine Design -I

Topic :- Spring

Difficulty :- Medium

machine design

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written 7.8 years ago by

bhaveshkumarn.pasi • 530

Wahl's Factor:

In order to take into account the effect of direct shear and change in coil curvature, a stress factor is defined known as Wahl's factor.

A helical spring made from the wire of circular cross-section is shown in Fig. D and d are the mean coil diameter and …

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