... the experimental data. Very good agreement between the experimental and FEM results were observed. 08 08 2011 02 02 2012 26 03 2012 27 03 2012 residual stress relaxation work hardening reversed loading micro alloyed steel FEM As a method of mechanical surface treatment...

... 10 2011 particle reinforced composites particle size plastic deformation plasticity size effect stress-strain relations work hardening strain gradient plasticity metal matrix composites particle size effect length scale geometrically necessary dislocations Advanced...

... effect. 15 11 2010 06 03 2011 18 07 2011 18 07 2011 elastoplasticity fatigue plastic deformation steel work hardening Many existing industrial structures such as pressure layers in nuclear plants, turbine fan blades in aviation or energetics, and even variety...

... Band Spacing in Work Hardening Gradient Dependent Thermoviscoplastic Materials ,” Int. J. Plast. 0749-6419 , 15 , pp. 551 – 574 . 10.1016/S0749-6419(99)00006-6 Daridon , L. , Oussouaddi , O. , and Ahzi , S. , 2004 , “ Influence of the Material Constitutive Models...

... metallic thin films plastic flow plasticity surface energy work hardening yield strength size effect interfaces surface energy temperature thin film Plasticity in heterogeneous materials with small volumes (e.g., thin films, thin wires, grains in polycrystals, and particles...

... 09 2010 aluminium alloys tensile testing work hardening In simulation of forming processes and crashworthiness of aluminum components, accurate modeling of strain-rate sensitivity of the various alloys is deemed important for the accuracy of the predictions. A review on high strain...

... resistance increased considerably due to higher ultimate strength and work hardening. Figure 1 shows the microstructure of the heat treated NiTi alloy at two different magnifications. Some particles observed in micrographs could be titanium and nickel oxides, and titanium carbide formed by oxygen...

... should be cautions when using power-law strain hardening in all cases. The flow stresses at different plastic strains (e.g., σ 0.033 ) can be found from the reported power-law uniaxial plastic response: σ = Κ ⋅ ε n , where K is the rate of work hardening and n is the work...

... conditions. 12 03 2009 29 07 2009 18 02 2010 18 02 2010 deformation fatigue stainless steel stress effects stress relaxation work hardening aluminum 7075-T6 stainless steel 304L cyclic hardening deformation history effect prehardening mean stress fatigue life...

... amorphous state deformation micromechanics molecular weight polymer structure solidification work hardening 09 12 2008 05 08 2009 01 12 2009 01 12 2009 2010 American Society of Mechanical Engineers ...

... to variations in Δ ) have been reported for the AISI 420 stainless steel. Strain path affects the work hardening of metals during sheet forming, where some materials harden more and others less than under pure tension, for the same strain path. The present paper analyses the possibility that a similar...

... strain rate regime displays a rate-insensitive yield with Stage III/IV work hardening. At higher temperature/low strain rates, a rate-sensitive response with little work hardening is observed. In order to relate the material constitutive behavior to the development of localized deformation, a temperature...

... deformation polymers recovery work hardening Young's modulus The study of the mechanical and micromechanical properties of semicrystalline polymers has seen a considerable rise in past years due to an overall increased use of polymer materials in technological applications. Numerous investigations...

... , “ Large Strain Work Hardening and Textures ,” Prog. Mater. Sci. , 25 , pp. 64 – 412 . 0079-6425 Gil Sevillano , J. , 1991 , “ Substructure and Strengthening of Heavily Deformed Single and Two-Phase Metallic Materials ,” J. Phys. III 1155-4320 10.1051/jp3:1991168 , 1 , pp. 967 – 988...

... micromechanical devices plasticity surface roughness tensile strength work hardening asperity microcontacts rf MEMS crystal plasticity dislocation density finite-element modeling Microelectromechanical system (MEMS) devices, particularly those with radio frequency (rf) applications, have...

... attention recently, with the purpose of determining the plastic characteristics of the materials such as yield strength, work hardening rate, residual stress, and even stress-strain curves ( 10 11 12 13 14 ). Most of the work involves the use of indenters of parabolic shapes, i.e., spherical and conical...

... . 26 07 2007 19 12 2007 12 03 2008 finite element analysis friction welding plastic deformation viscoplasticity voids (solid) work hardening friction stir welding void growth finite element analysis streamlines parallel computation Friction stir welding (FSW...

... Polycrystalline FCC Metals ,” Mater. Sci. Eng. 0025-5416 10.1016/0025-5416(75)90078-6 , 18 , pp. 121 – 135 . Estrin , Y. , and Mecking , H. , 1984 , “ A Unified Phenomenological Description of Work-Hardening and Creep Based on One-Parameter Models ,” Acta Metall. 0001-6160 10.1016/0001...

... , and n values. Effect of A on PE11 distribution underneath tool tip when B = 900 MPa 21 12 2006 23 05 2007 cutting finite element analysis machining stainless steel tool steel work hardening yield strength residual stresses yield strength...

... applicable to estimate other mechanical properties where there are more than two unknown parameters, such as rate-dependent behavior. 22 08 2006 15 12 2006 elastoplasticity finite element analysis indentation work hardening indentation elastoplastic finite element analysis...