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08:18, 1 December 2025 Oluschinski talk contribs created page Craze-Types (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Craze-Typen}} {{PSM_Infobox}} Craze-types or deformation types (Author: Prof. Dr. G. H. Michler) __FORCETOC__ ==Introduction== In contrast to a crack, a craze contains highly oriented plastically stretched material. The micromechanical formation mechanism is referred to as crazing or craze mechanism and is closely associ...")
08:17, 1 December 2025 Oluschinski talk contribs created page File:Risszaehigkeit-2.jpg
08:17, 1 December 2025 Oluschinski talk contribs uploaded File:Risszaehigkeit-2.jpg
08:17, 1 December 2025 Oluschinski talk contribs created page File:Risszaehigkeit-1.jpg
08:17, 1 December 2025 Oluschinski talk contribs uploaded File:Risszaehigkeit-1.jpg
08:15, 1 December 2025 Oluschinski talk contribs created page Crack Toughness (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Risszähigkeit}} {{PSM_Infobox}} Crack toughness __FORCETOC__ ==Explanation of terms== In fracture mechanics, crack toughness or fracture toughness describes the resistance of a component or material to crack propagation of any kind. Cracks are undesirable material discontinuities that...")
08:12, 1 December 2025 Oluschinski talk contribs created page Crack Tip Opening Displacement Concept (CTOD) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Crack Tip Opening Displacement-Konzept}} {{PSM_Infobox}} Crack tip opening displacement concept (CTOD) __FORCETOC__ CTOD concept ==On the diversity of terms== The crack tip opening displacement (CTOD) concept of yield fracture mechanics was derived by Wells using the crack model according to DUGDALE [1, 2]. It is often a...")
08:11, 1 December 2025 Oluschinski talk contribs created page Crack Resistance Curve – Experimental Methods (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Risswiderstandskurve – Experimentelle Methoden}} {{PSM_Infobox}} Crack resistance curve – Experimental methods __FORCETOC__ ==Crack resistance curve – Experimental methods== For the experimental recording of crack resistance (R) curves under dynamic (impact) loading, e.g. in the Instrumented Charpy Impact Test|Instrum...")
08:09, 1 December 2025 Oluschinski talk contribs created page File:Crack Propagation Energy-4.jpg
08:09, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Propagation Energy-4.jpg
08:09, 1 December 2025 Oluschinski talk contribs created page File:Crack Propagation Energy-3.jpg
08:09, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Propagation Energy-3.jpg
08:09, 1 December 2025 Oluschinski talk contribs created page File:Crack Propagation Energy-2.jpg
08:09, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Propagation Energy-2.jpg
08:09, 1 December 2025 Oluschinski talk contribs created page File:Crack Propagation Energy-1.jpg
08:09, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Propagation Energy-1.jpg
08:08, 1 December 2025 Oluschinski talk contribs created page Crack Propagation Energy (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissverzögerungsenergie}} {{PSM_Infobox}} A-Bild-Technik __FORCETOC__ ==Definition and significance== The modification of plastics with the aim of improving their mechanical properties is achieved technically by using inorganic fillers such as chalk, talc and glass balls or fibres such as short glass fibre...")
08:08, 1 December 2025 Oluschinski talk contribs created page Crack Propagation (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissausbreitung}} {{PSM_Infobox}} Crack propagation __FORCETOC__ ==General terms== Crack propagation is a physical process that occurs under certain conditions in a moulded part or component after crack initiation and can lead to macroscopic separation and fracture. Crack propagation occurs in the material when material-dependent limit values, such as the critical stress intensity fa...")
08:07, 1 December 2025 Oluschinski talk contribs created page File:Rissoeffnungsmoden.jpg
08:07, 1 December 2025 Oluschinski talk contribs uploaded File:Rissoeffnungsmoden.jpg
08:07, 1 December 2025 Oluschinski talk contribs created page Crack Opening Modes (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissöffnungsmoden}} {{PSM_Infobox}} Crack opening modes __FORCETOC__ ==General information== The terms ‘crack opening modes’ and ‘crack opening types’ are used interchangeably in the literature on fracture mechanics. Fracture mechanics assumes that the fracture of a component and thus of the ...")
08:06, 1 December 2025 Oluschinski talk contribs created page File:Crack Opening Fig1.jpg
08:06, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Opening Fig1.jpg
08:06, 1 December 2025 Oluschinski talk contribs created page Crack Opening (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissöffnung}} {{PSM_Infobox}} Crack opening __FORCETOC__ ==Definition of crack opening== The determination at the location of the original crack tip has become the standard for defining the crack opening. For numerical calculations, the CTOD value is determined as the intersection of the crack edges with the straight line e...")
08:04, 1 December 2025 Oluschinski talk contribs created page File:Rissmodellirwinmcclintock4.jpg
08:04, 1 December 2025 Oluschinski talk contribs uploaded File:Rissmodellirwinmcclintock4.jpg
08:04, 1 December 2025 Oluschinski talk contribs created page File:Crack Model to Irwin, McClintock 3.jpg
08:04, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Model to Irwin, McClintock 3.jpg
08:04, 1 December 2025 Oluschinski talk contribs created page File:Crack Model to Irwin, McClintock 2.jpg
08:04, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Model to Irwin, McClintock 2.jpg
08:04, 1 December 2025 Oluschinski talk contribs created page File:Rissmodellirwinmcclintock1.jpg
08:04, 1 December 2025 Oluschinski talk contribs uploaded File:Rissmodellirwinmcclintock1.jpg
08:03, 1 December 2025 Oluschinski talk contribs created page Crack Model according to IRWIN and Mc CLINTOCK (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissmodell nach IRWIN und Mc CLINTOCK}} {{PSM_Infobox}} Crack model to IRWIN & Mc CLINTOCK __FORCETOC__ ==Basics of the model== The application of the crack model according to GRIFFITH and the determination of the fracture toughness values based on it are linked to a purely elastic deformation of the stressed material. However, most technical...")
08:02, 1 December 2025 Oluschinski talk contribs created page File:CrackModelGriffith1.jpg
08:02, 1 December 2025 Oluschinski talk contribs uploaded File:CrackModelGriffith1.jpg
08:02, 1 December 2025 Oluschinski talk contribs created page Crack Model according to GRIFFITH (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissmodell nach GRIFFITH}} {{PSM_Infobox}} GRIFFITH Crack model __FORCETOC__ ==Basics of the model== The basic concept of fracture mechanics starts from the analysis of the mechanical behaviour of a single crack in a linear elastic, homogeneous and isotropic continuum. To evaluate the stability of a body with such a macroscopic crack, a continuum mechanical c...")
08:01, 1 December 2025 Oluschinski talk contribs created page File:Dugdale.jpg
08:01, 1 December 2025 Oluschinski talk contribs uploaded File:Dugdale.jpg
08:00, 1 December 2025 Oluschinski talk contribs created page Crack Model according to DUGDALE (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissmodell nach DUGDALE}} {{PSM_Infobox}} Crack model according to DUGDALE __FORCETOC__ ==Fundamentals of the concept== DUGDALE's crack model was derived by WELLS in 1961 and is considered the basis for the Crack tip opening displacement concept (CTOD) concept of yield fracture mechanics....")
07:59, 1 December 2025 Oluschinski talk contribs created page File:CrackModelBarenblatt3.jpg
07:59, 1 December 2025 Oluschinski talk contribs uploaded File:CrackModelBarenblatt3.jpg
07:59, 1 December 2025 Oluschinski talk contribs created page File:Rissmodellbarenblatt2.jpg
07:59, 1 December 2025 Oluschinski talk contribs uploaded File:Rissmodellbarenblatt2.jpg
07:59, 1 December 2025 Oluschinski talk contribs created page File:Rissmodellbarenblatt1.jpg
07:59, 1 December 2025 Oluschinski talk contribs uploaded File:Rissmodellbarenblatt1.jpg
07:58, 1 December 2025 Oluschinski talk contribs created page Crack Model according to BARENBLATT (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissmodell nach BARENBLATT}} {{PSM_Infobox}} Crack model BARENBLATT __FORCETOC__ ==Fundamentals of the model== The GRIFFTITH and IRWIN & MC CLINTOCK crack models have in common that infinitely large stresses occur at the crack tip with a very sharp notch. In order to elimin...")
07:58, 1 December 2025 Oluschinski talk contribs created page Crack Models (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissmodelle}} {{PSM_Infobox}} Crack models __FORCETOC__ '''Crack models''' ==Crack models== Blumenauer gives a brief explanation of the most commonly used crack models in [1]. Such crack models provide the basis for the basic concepts of fracture mechanics and the fracture mechanics material testing based on them, with the aim of determining fracture mechani...")
07:57, 1 December 2025 Oluschinski talk contribs created page Crack Initiation (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissinitiierung}} {{PSM_Infobox}} Crack initiation __FORCETOC__ ==Initiation of a crack== Crack initiation is essentially the transition from a stationary crack to a moving crack. Starting from microdefects in the material volume, the resulting stress concentrations cause the fracture strength to be exceeded local...")
07:55, 1 December 2025 Oluschinski talk contribs created page File:Crack Formation Fig2.jpg
07:55, 1 December 2025 Oluschinski talk contribs uploaded File:Crack Formation Fig2.jpg