This article is long, but it’s an easy read with lots of pictures.
It includes:
an introduction to drop testing;
an analysis of what happens during impact;
theory of water hammer, impact stress, and impact energy;
theory of stress distribution and the contributing factors that lead to product failures;
the behaviour of crack propagation; and
some common failure modes.
The article is downloadable here in pdf format.
If you have any questions, then please get in contact by emailing us at info@auscompliancelab.com.