CNC Machining Design Guide

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

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Mechanical Engineers Outlook

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

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

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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
 1.92
 
 3.75
 
Note that the stress concentration factors are calculated from experimental data using curve fitting, so only two decimal places are given.
CNC Machining Design Guide

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

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Mechanical Engineers Outlook

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

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.