Design Home
Stress Concentration
Introduction
K Calculators
Notches
Centered Hole
  Under Axial Force
Off-Center Hole
Groove
Shoulder
Square Box Beam
Right Angle Beam
Resources
Bibliography
Laser Focus World

Semiconductors, medical equipment, lasers, optics and aviation and aerospace.

Quality Magazine

Techniques to improve quality on the shop floor and in manufacturing planning.

Reinforced Plastics

Informed and impartial coverage on the global composites industry.

Intro to Injection Molding

Provides a basic understanding of plastic injection molding presses, processes, and costs.

more free magazines
Diagrams and Calculator Inputs
 Slab Width H  
 Slab Thickness h << H
 Hole Diameter d  
 Distance from Hole to Edge c H/2

Stress Concentration Factors

Input data
H = 100 mm
d = 10 mm
Answer
 2.73
 
 3.04
 
Note that the stress concentration factors are calculated from experimental data using curve fitting, so only two decimal places are given.