The term Micro Hardness Testing refers to static indentations made by loads of 1kgf. or less. The Vickers Hardness Test employs a diamond with an apical angle of 136°. The test surface is usually highly polished. The smaller the force applied the higher the metallographic finish required. This is a Backsckattered Image with Vickers impression on crystal, where the typical diamond shape is observed.
Available for download is a Presentation of SEM & EDS applications and examples (pdf file) with more information.
Houston Electron Microscopy
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