Results 11 to 20 of about 727,752 (137)

Cyclic J-integral using the linear matching method [PDF]

open access: yes, 2013
The extended version of the latest Linear Matching Method (LMM) has the capability to evaluate the stable cyclic response, which produces cyclic stresses, residual stresses and plastic strain ranges for the low cycle fatigue assessment with cyclic load ...
Chen, Haofeng, Chen, Weihang
core   +4 more sources

On the cyclic J-integral of a 3D semi elliptical surface crack [PDF]

open access: yes, 2014
This paper investigates an approach for calculating the cyclic J-Integral (ΔJ) through a new industrial application. A previously proposed method is investigated further with the extension of this technique through a new application of a practical 3D ...
Hughes, Martin   +5 more
core   +4 more sources

Cyclic J integral using linear matching method [PDF]

open access: yes, 2012
The extended version of the latest Linear Matching Method (LMM) has the capability to evaluate the stable cyclic response, which produces cyclic stresses, residual stresses and plastic strain ranges for the low cycle fatigue assessment with cyclic load ...
Chen, Haofeng, Chen, Weihang
core   +3 more sources

Configurational forces in cyclic metal plasticity [PDF]

open access: yesMATEC Web of Conferences, 2019
The configurational force concept is known to describe adequately the crack driving force in linear fracture mechanics. It seems to represent the crack driving force also for the case of elastic-plastic material properties. The latter has been recognized
Tsakmakis Aris, Vormwald Michael
doaj   +1 more source

Enhanced strength-plasticity matching of lamellar 1 GPa-grade dual-phase steels via cyclic intercritical quenching

open access: yesJournal of Materials Research and Technology, 2023
In this work, an innovative cyclic intercritical quenching process has been proposed for achieving excellent mechanical properties in terms of strength and plasticity, which results in a lamellar martensitic-ferritic dual-phase steel. The microstructural
Chao Ding   +4 more
doaj   +1 more source

Linear matching method for design limits in plasticity [PDF]

open access: yes, 2010
In this paper a state-of-the-art numerical method is discussed for the evaluation of the shakedown and ratchet limits for an elastic-perfectly plastic body subjected to cyclic thermal and mechanical load history. The limit load or collapse load, i.e. the
Chen, Haofeng
core   +3 more sources

Modeling the Strain-Range Dependent Cyclic Hardening of SS304 and 08Ch18N10T Stainless Steel with a Memory Surface

open access: yesMetals, 2019
This paper deals with the development of a cyclic plasticity model suitable for predicting the strain range-dependent behavior of austenitic steels. The proposed cyclic plasticity model uses the virtual back-stress variable corresponding to a cyclically ...
Radim Halama   +4 more
doaj   +1 more source

An Identification of the Material Hardening Parameters for Cyclic Loading – Experimental and Numerical Studies [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
This paper presents the results of experimental studies and numerical simulations of the ratcheting for the PA6 aluminum. In the initial determination of the material hardening parameters, the samples were subjected to the symmetrical strain-controlled ...
A. Skrzat, M. Wójcik
doaj   +1 more source

Cyclic plasticity and thermomechanical alleviation in titanium alloys [PDF]

open access: yes, 2020
Cyclic behaviour of titanium alloy IMI834 has been investigated with a new thermo-mechanically coupled discrete dislocation plasticity formulation, integrated with experimental observation.
Xu, Yilun   +3 more
core   +1 more source

Study of Cyclic Plasticity and Creep Ratchet Behavior of PTFE

open access: yesApplied Sciences, 2023
Due to its superior corrosion resistance and low coefficient of friction, polytetrafluoroethylene (PTFE) is extensively used in the aerospace, machinery, chemical, and pharmaceutical industries.
Hongyan Liu   +3 more
doaj   +1 more source

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