CPM-3V - Still the Best High Toughness Knife Steel Media

Published: 3 days ago

I retested the toughness of CPM-3V and found it to be even better than the original tests.

Written article version of this information: https://knifesteelnerds.com/2025/04/15/cpm-3v-still-the-best-high-toughness-steel/

The Story of Knife Steel book: https://knifesteelnerds.com/2023/05/09/new-book-the-story-of-knife-steel-innovators-behind-modern-damascus-and-super-steels/

00:00 Intro
00:19 CPM-3V is a Copy
05:55 Heat Treating and Hardness
06:53 Microstructure
07:53 Toughness
13:16 Edge Retention
14:52 Corrosion Resistance
16:11 Summary