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• 10:13, 3 September 2026 Oluschinski talk contribs created page Ball Indentation Hardness (Created page with "{{Language_sel|LANG=eng|ARTIKEL=Kugeleindruckhärte}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Ball indentation hardness</span> __FORCETOC__ ==Fundamentals== The ball indentation method was introduced to determine the hardness of plastics. The method is based on measuring the penetration depth of a steel ball into the surface of a test specimen under the influence of a test load. This test load i...")