Commons:Deletion requests/File:Rechnerischer Knicksicherheitsnachweis..png

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File:Rechnerischer Knicksicherheitsnachweis..png

File replaced by formula ${\begin{aligned}D&:=24\cdot \,\mathrm {\color {Blue}mm} \\d&:=20\cdot \,\mathrm {\color {Blue}mm} \\l_{k}&:=1.25\cdot \,\mathrm {\color {Blue}m} \\F&:=3000\cdot \,\mathrm {\color {Blue}N} \\A&:={\frac {D^{2}-d^{2}}{4}}\cdot {\color {Green}\pi }\\W&:={\frac {D^{4}-d^{4}}{32\cdot D}}\cdot {\color {Green}\pi }\\\lambda &:={\frac {4\cdot l_{k}}{\sqrt {D^{2}+d^{2}}}}=160\\115&<\lambda <250=1\\\omega &:={\frac {\lambda ^{2}}{76.95^{2}}}=4.326\\\sigma _{\omega }&:=\omega \cdot {\frac {F}{A}}+{\frac {F\cdot D}{{\color {Green}\pi }\cdot W}}=127\,\mathrm {\color {Blue}MPa} \\\sigma _{zul}&:=140\cdot \mathrm {\color {Blue}MPa} \\F_{max}&:={\frac {\sigma _{zul}\cdot A\cdot W\cdot {\color {Green}\pi }}{W\cdot {\color {Green}\pi }\cdot \omega +A\cdot D}}=3.32\,\mathrm {\color {Blue}kN} \end{aligned}}$ 2A02:2454:986A:C00:B892:DFA4:197D:603 11:09, 9 October 2020 (UTC)

Die Datei "Rechnerischer Knicksicherheitsnachweis..png" kann gelöscht werden. --Kallemöhn (talk) 11:37, 9 October 2020 (UTC)

Not in use, uploader agrees with deletion. --Achim (talk) 14:20, 9 October 2020 (UTC)

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Deleted: No longer needed, see above. --Achim (talk) 14:22, 9 October 2020 (UTC)