Brinell scale
Brinell scale of hardness / From Wikipedia, the free encyclopedia
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"BHN" redirects here. For other uses, see BHN (disambiguation).
The Brinell scale /brəˈnɛl/ characterizes the indentation hardness of materials through the scale of penetration of an indenter, loaded on a material test-piece. It is one of several definitions of hardness in materials science.