Pendulum impact tester verification: what ISO 148-2 checks
An impact tester needs more than a dial check. Here is what direct and indirect verification under ISO 148-2 covers and why both matter.
Ameet Kudche |
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Charpy and Izod notch preparation: why a notch broaching machine matters
A tiny change in notch radius can change Charpy results. Here is how notch broaching machines produce consistent notches and how to check them.
Ameet Kudche |