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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.
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

CNC Machining Design Guide

Optimize your designs, reduce machining time, and lower your costs.