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Diagrams and Calculator Inputs
 Slab Width H  
 Slab Thickness h << H
 Hole Diameter d  
 Distance from Hole to Nearby Edge c  

Stress Concentration Factors

Input data
H = 100 mm
d = 10 mm
c = 25 mm
Answer
 2.52
 
 3.12
 
Note that the stress concentration factors are calculated from experimental data using curve fitting, so only two decimal places are given.