Selecting the Right 3D Printer

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

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

CNC Machining Design Guide

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

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Diagrams and Calculator Inputs
 Shaft Diameter D  
 Groove Depth t  
 Groove Radius r  
 Distance between Grooves d D - 2t

Stress Concentration Factors

Input data
D = 100 mm
t = 10 mm
r = 10 mm
Answer
 1.47
 
 2.86
 
Note that the stress concentration factors are calculated from experimental data using curve fitting, so only two decimal places are given.
Selecting the Right 3D Printer

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

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

CNC Machining Design Guide

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