This class presents a description of each hardness testing method, along with discussions on how to choose and perform a test, how to read hardness ratings, and how to prevent common errors. Hardness ...

Fundamentally, hardness testing determines the resistance a material exhibits in response to the permanent deformation of another material’s penetration. If I take a piece of metal and rub something ...

Plastic materials have been utilized in diverse products in a broad range of fields in recent years. Some of these include not only automotive parts such as bumpers, but also medical materials, daily ...