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3 December 2025
| N 12:59 | Material Value diffhist +2,657 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Werkstoffkennwert}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Material value</span> __FORCETOC__ ==Terminology== Material values (also characteristic values) represent the quantitative relationship between the material properties and the stress conditions for a particular material. A material value thus represents a numerical value with the associated physical unit of the property (see Material Parameter|material p...") | ||||
2 December 2025
| N 09:42 | Grellmann, Wolfgang diffhist +10,174 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Grellmann, Wolfgang}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Grellmann, Wolfgang</span> __FORCETOC__ 150px {| |- valign="top" |width="50px"|'''Photo''': |width="600px" |Prof. Dr. Wolfgang Grellmann |} [https://de.wikipedia.org/wiki/Wolfgang_Grellmann Prof. Dr. Wolfgang Grellmann], born on 22 July 1949 in [https://de.wikipedia.org/wiki/Ammendorf/Beesen Ammendorf] (today: [https://en.wikipe...") | ||||
| N 09:33 | Fracture Process Zone diffhist +5,854 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bruchprozesszone}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Fracture process zone</span> __FORCETOC__ ==General information== Blumenauer [1] describes that crack propagation is determined by interaction processes between microcracks and morphology, generally referred to as microstructure in metals, in an area close to the crack tip. In...") | ||||
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09:32 | (Upload log) [Oluschinski (2×)] | |||
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09:32 Oluschinski talk contribs uploaded File:Bruchspiegel2.jpg | ||||
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09:32 Oluschinski talk contribs uploaded File:Bruchspiegel1.jpg | ||||
| N 09:27 | Fracture Mechanics diffhist +15,213 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bruchmechanik}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Fracture mechanics</span> __FORCETOC__ ==Linear-elastic fracture mechanics== Fracture mechanics assumes that the fracture of a component and thus of the material occurs as a result of the propagation of cracks. It investigates the conditions for Crack Propagation|crack propaga...") | ||||
| N 09:23 | Fractography diffhist +7,810 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Fraktographie}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Fractography</span> __FORCETOC__ ==Definition of terms== The term fractography refers to the visual, macroscopic and microscopic analysis of the fracture surfaces of broken components and parts as well as test specimens. This examination method for defining the causes of fracture (see: Fracture Formati...") | ||||
| N 09:23 | Fracture diffhist +3,047 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bruch}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Fracture</span> __FORCETOC__ ==The fracture of plastics== Fracture is the most dangerous cause of failure on the material side. The term "fracture" refers to the macroscopic separation of the material leading to the loss of the load-bearing capacity of the body. In the case of plastics, material separation occurs through the brea...") | ||||
1 December 2025
| N 11:28 | Errors diffhist +2,817 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Fehler}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Product errors</span> __FORCETOC__ ==Product defects== An essential legal basis for materials testing is the Product Liability Act (Produkthaftungsgesetz, Gesetz über die Haftung für fehlerhafte Produkte – ProdHaftG) of 15 December 1989 (Federal Law Gazette/p. 2198). Section 3 of this Act defines the term ‘defect’ as follows: A produc...") | ||||
| N 09:36 | Effective Crack Length diffhist +3,110 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Effektive Risslänge}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Effective crack length</span> __FORCETOC__ ==The environment of the crack tip== In the case of macroscopically brittle fracture behaviour, plastic deformation often occurs due to stress concentration in front of the crack tip, i.e. the formation of a Plastic Zone|plastic zon...") | ||||
| N 07:52 | Crack diffhist +10,614 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Riss}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Crack</span> __FORCETOC__ ==General definition== A crack is a discontinuity that can be present in a material due to production-related or operational causes [1]. If it exceeds a permissible critical expansion, the crack is the most dangerous of all discontinuities, as it represents a material separation, i.e. a material area whose load-bearing capacity is no longer g...") | ||||
| N 07:07 | Blumenauer, Horst diffhist +4,566 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Blumenauer, Horst}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Blumenauer, Horst</span> __FORCETOC__ 150px {| |- valign="top" |width="50px"|'''Photo''': |width="600px" |Prof. Dr.-Ing. habil. Dr.-Ing. e.h. Horst Blumenauer |} Horst Blumenauer (7 February 1935–15 May 2018) was a renowned German materials scientist and materials mechanic who taught as a professor of ‘Metallurgy and Me...") | ||||
28 November 2025
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N 14:08 | Bend Test 2 changes history +6,189 [Oluschinski (2×)] | |||
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14:08 (cur | prev) 0 Oluschinski talk contribs | ||||
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14:05 (cur | prev) +6,189 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Bend test</span> __FORCETOC__ ==General== The quasi-static bend test is used, in particular, for the examination of brittle materials, which cause measurement problems in the tensile test due to their failure behaviour. In the case of homogeneous and isotropic plastics, this test is applied according to ISO...") | |||