Brinell Hardness Testing About - In this test a standard constant load, usually 500 to 3,000 kg, is applied to a smooth flat metal surface by a hardened..

http://www.engineersedge.com/manufacturing_spec/brinelll_hardness_testing.htm

Hardness Conversion Chart Rockwell Brinell - Reference chart for converting harnesses..

http://www.engineersedge.com/hardness_conversion.htm

Hardness Testing Overview - If the material type is known, a hardness test is a simple way to verify that a material has been properly heat-treated. Hardness testers..

http://www.engineersedge.com/manufacturing_spec/hardness_testing.htm

Rockwell Hardness Testing - The Rockwell hardness test is the most common method for determining hardness of ferrous..

http://www.engineersedge.com/manufacturing_spec/rockwell_hardness_testing.htm