eFunda: Stress Concentration Factor Calculator -- Shaft w/ Shoulder Fillet under Axial Force
engineering fundamentals Stress Concentration Factor Calculator
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Diagrams and Calculator Inputs
 Shaft Shoulder Fillet Diameter D  
 Groove Depth t  
 Groove Radius r  
 Shaft Diameter d D - 2t

Stress Concentration Factors

Input data
D = 100 mm
t = 10 mm
r = 10 mm
Answer
 1.64
 
 2.57

 
Note that the stress concentration factors are calculated from experimental data using curve fitting, so only two decimal places are given.
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