Effect of rounded vertices in the yield surface on localized necking in biaxially stretched sheets

DOI10.1016/0020-7403(82)90023-6zbMath0498.73041OpenAlexW1963774768MaRDI QIDQ1171431

S. N. Rasmussen

Publication date: 1982

Published in: International Journal of Mechanical Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0020-7403(82)90023-6

zbMATH Keywords

biaxial stretchingimperfection sensitivitythin sheetslimit strainapproach of Marciniak and Kuczynskibalanced biaxial tensionlack of correlationlimit strainsplane stress constitutive relationprocess of strain localizationrigid-plastic sheetsrounded vertex at loading pointstrain hardening exponentyield surface expansion

Mathematics Subject Classification ID

Plates (74K20) Bifurcation and buckling (74G60) Plastic materials, materials of stress-rate and internal-variable type (74C99)

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A simple isotropic-distortional hardening model and its application in elastic-plastic analysis of localized necking in orthotropic sheet metals

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