Gear Technology Magazine
www.geartechnology.com/articles/22635-vickers-vs-knoop-hardness-testers-for-measuring-case-depth-in-carburized-parts

Vickers vs. Knoop Hardness Testers for Measuring Case Depth in Carburized Parts

January 1, 2020
What are the pros and cons of using Vickers versus Knoop hardness testers for measuring case depth in carburized gears?