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contributor authorShi, Y.
contributor authorWu, P. D.
contributor authorLloyd, D. J.
contributor authorLi, D. Y.
date accessioned2017-05-09T01:04:50Z
date available2017-05-09T01:04:50Z
date issued2014
identifier issn0021-8936
identifier otherjam_081_05_051010.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/153815
description abstractAn elasticviscoplastic based finite element model has been developed to study the necking behavior of tube expansion for rate independent materials, rate dependent monolithic materials, and laminated materials during dynamic loading. A numerical study shows that for rate independent materials, the dynamic loading will not delay diffused necking but localized necking; for rate dependent materials, high strain rate sensitivity can significantly delay the onset of localized necking for both monolithic and laminated sheets and affect the multipleneck formation in highspeed dynamic loading. The model also shows that a higher volume fraction of a clad layer with positive rate sensitivity material in a laminated sheet improves the sheet ductility.
publisherThe American Society of Mechanical Engineers (ASME)
titleEffect of Rate Sensitivity on Necking Behavior of a Laminated Tube Under Dynamic Loading
typeJournal Paper
journal volume81
journal issue5
journal titleJournal of Applied Mechanics
identifier doi10.1115/1.4025839
journal fristpage51010
journal lastpage51010
identifier eissn1528-9036
treeJournal of Applied Mechanics:;2014:;volume( 081 ):;issue: 005
contenttypeFulltext


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