SEARCH Articles Figures Tables Analysis of hardness testing indentations Determining fracture toughness by indentation hardness testing Hardness indenters Hardness indenters Hardness indenters correlations between Indent Indentation Indentation Hardness Tests Indentation hardness area measured Indentation hardness equation Indentation hardness grain-size effect Indentation hardness load effect Indentation hardness numbers Indentation hardness polishing effect Indentation tests microindentation hardness Indentation tests scratch hardness Indenters Indenting What Does Indentation Hardness Measure