What is the procedure and significance of the Charpy impact test?

The Charpy impact test is a standard method for evaluating the toughness and notch sensitivity of materials, commonly metals. The procedure involves striking a notched specimen with a pendulum, measuring the energy absorbed during fracture. This test assesses a material's ability to absorb impact energy without fracturing, providing valuable insights into its mechanical properties and fracture behavior. The Charpy impact test is significant in various industries, including construction, automotive, and aerospace, where materials undergo dynamic loading. It complements the Izod impact tester, another common impact testing machine, in ensuring material quality and performance.

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