Recognizing Common Fastener Failures

Overview

1. Typical Tensile Overload

2. Torsional Shear (Twisting)

3. Impact Shear

4. Cyclic Fatigue failure originated by hydrogen embrittlement

5. Cyclic Fatigue failure propagated from a rust pit (stress corrosion)

6. Cyclic Fatigue cracks initiated by improper installation preload


Please click here if you have any questions or suggestions regarding our website.

Many items on this site are Adobe Acrobat PDF files. If you need it, click to download the free Adobe Reader.

© 2006 Automotive Racing Products, Inc. All Rights Reserved.
“ARP”, the ARP logo, Wave-Loc, Perma-Loc, ARP2000 and ARP3.5 are registered trademarks of Automotive Racing Products, Inc.
All other trademarks are property of their respective owners.