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contributor authorLiu, Bowen
contributor authorYan, Xiangqiao
date accessioned2019-03-17T10:08:20Z
date available2019-03-17T10:08:20Z
date copyright2/21/2019 12:00:00 AM
date issued2019
identifier issn0094-9930
identifier otherpvt_141_02_021402.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4255935
description abstractA new method is put forward to predict fatigue life for low cycle nonproportional loading based on the Itoh criterion. The proposed method considers the multi-axiality influence on the reference maximum principal strain path and the calculation of nonproportionality factor Fnp by utilizing a multi-axial fatigue life prediction approach based on the modified Wöhler curve method. Different from the hypothesis of previous integral models for computing factor Fnp where the loading path is considered uniform, a new model using an inhomogeneous integral is presented and a path-dependent weight factor is defined to describe this inhomogeneity. The experimental tests of Itoh on 304 stainless steel with 14 different loading cases are referenced to examine the validity of the new method.
publisherThe American Society of Mechanical Engineers (ASME)
titleA New Nonproportional Low Cycle Fatigue Life Prediction Method for Type 304 Stainless Steel
typeJournal Paper
journal volume141
journal issue2
journal titleJournal of Pressure Vessel Technology
identifier doi10.1115/1.4042122
journal fristpage21402
journal lastpage021402-11
treeJournal of Pressure Vessel Technology:;2019:;volume( 141 ):;issue: 002
contenttypeFulltext


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