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COMPONENT FAILURE MUSEUM

The main sections of the museum are listed below;

Metal Fatigue
Manufacturing Faults
Bicycle Components
Corrosion
Polymers
Composite Materials

Tools of the trade, some ways to investigate problems;
Photoelasticity
Dye penetrant testing

Glossary
of materials engineering terms

 

Stub Axle failure

 Click on picture below for full size image.

 

 Stub axle 1

This is the classic reverse bending fatigue of a steel stub axle from a road vehicle. Notice cracks have grown from 8 o'clock upwards and to a lesser extent from 2 o'clock downwards. The rough central region is the final ductile rupture.

Return to metal fatigue section

ed: AG 17/12/01

 
 
© 2005 Materials Engineering - Page last modified 18-Dec-2007