Hardness tests let engineers check whether materials have been processed correctly. • Engineers can use hardness testing to verify the composition or heat-treatment history of materials. • Rockwell, ...

Stainless steel is used across industries, as it is strong and resistant to corrosion. But not all stainless steel is the same. There are over 50 recognized stainless steel grades, generally grouped ...

Hardness Testing is applied to a great number of materials, and for over 250 years, it has been an invaluable and frequently used mechanical test. A variety of hardness tests can be used to establish ...

It might not seem like scraping the top of a cold stick of butter with a knife could be a scientific test, but engineers say the process is very similar to the "scratch test," which is perhaps the ...

Inspection of manufactured goods has increasingly become standard practice to ensure products meet more and more demanding specifications. In some cases, this can mean that long established methods of ...