Journal of Engineering Materials and Technology: Recent submissions
Now showing items 281-300 of 3257
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A Nonlinear Damage Model of Hardening-Softening Materials
(The American Society of Mechanical Engineers (ASME), 2018)In this paper, an elastoplastic-damage constitutive model is presented. The formulation is cast within the framework of continuum damage mechanics (CDM) by means of the internal variable theory of thermodynamics. The damage ... -
Effect of Cr and Thermomechanical Processing on the Microstructure and Mechanical Properties of Advanced High-Strength Steel
(The American Society of Mechanical Engineers (ASME), 2018)In this work, two advanced high-strength steels (AHSS) have been developed by designing alloy systems with suitable alloying elements, Mn, Si, Al, and Cr, and postforming heat treatment processes. Thermomechanical process ... -
Micro-Computed Tomography as a Tool to Investigate the Deformation Behavior of Particulate-Filled Composite Materials
(The American Society of Mechanical Engineers (ASME), 2018)Micro-computed tomography (CT) was used as a tool to investigate the deformation behavior of particulate-filled composite materials. Three different shapes of glass fillers (spherical, flake, and fiber) and filler mass ... -
Effect of Tungsten Inert Gas Remelting on Microstructure, Interface, and Wear Resistance of Fe-Based Coating
(The American Society of Mechanical Engineers (ASME), 2018)Tungsten inert gas arc (TIG) process was employed to remelt Fe-based coating deposited by plasma spraying. Subsequently, the microstructure, interface, and the wear resistance of the coatings before and after remelting ... -
Determination of the Shear Modulus of Orthotropic Thin Sheets With the Anticlastic-Plate-Bending Experiment
(The American Society of Mechanical Engineers (ASME), 2018)The shear modulus of orthotropic thin sheets from three advanced high-strength steels (AHSS) is measured using the anticlastic-plate-bending (APB) experiment. In APB, a thin square plate is loaded by point forces at its ... -
Numerical Evaluation of the Size-Dependent Elastic Properties of Cellular Polymers
(The American Society of Mechanical Engineers (ASME), 2018)Several experimental studies have revealed that the size-dependent deformation in polymers at nano- to micro-meter length scales is significantly associated with elastic deformation. Such size-dependent deformation in ... -
Atomistic Energetics and Critical Twinning Stress Prediction in Face and Body Centered Cubic Metals: Recent Progress
(The American Society of Mechanical Engineers (ASME), 2018)This paper recounts recent advances on the atomistic modeling of twinning in body-centered cubic (bcc) and face-centered cubic (fcc) alloy. Specifically, we have reviewed: (i) the experimental evidence of twinning-dominated ... -
High Strain Rate and High Temperature Behavior of Ti–6Al–4V Alloy Under Compressive Loading
(The American Society of Mechanical Engineers (ASME), 2018)The titanium alloy (grade 5) is a two-phase material, which finds significant applications in aerospace, medical, marine fields, owing to its superior characteristics like high strength-to-weight ratio, excellent corrosion ... -
Application of Noninteraction Constitutive Models for Deformation of IN617 Under Combined Extreme Environments
(The American Society of Mechanical Engineers (ASME), 2018)Next-generation, reusable hypersonic aircraft will be subjected to extreme environments that produce complex fatigue loads at high temperatures, reminiscent of the life-limiting thermal and mechanical loads present in large ... -
Effect of Severe Plastic Deformation by 120 deg ECAP or Shock Impact on 6061 Aluminum Alloy at High Strain Rates
(The American Society of Mechanical Engineers (ASME), 2018)Effect of Severe Plastic Deformation by 120 deg ECAP or Shock Impact on 6061 Aluminum Alloy at High Strain Rates;The aim of this paper is to analyze the macroscopic behavior of an aluminum alloy after severe plastic ... -
On the Utility of Crystal Plasticity Modeling to Uncover the Individual Roles of Microdeformation Mechanisms on the Work Hardening Response of Fe-23Mn-0.5C TWIP Steel in the Presence of Hydrogen
(The American Society of Mechanical Engineers (ASME), 2018)This paper presents a combined experimental and theoretical analysis focusing on the individual roles of microdeformation mechanisms that are simultaneously active during the deformation of twinning-induced plasticity ... -
Characteristic Volume Element for Randomly Particulate Magnetoactive Composites
(The American Society of Mechanical Engineers (ASME), 2018)A scale-dependent numerical approach is developed through combining the finite element (FE)-based averaging process with the Monte Carlo method to determine the desired size of a characteristic volume element (CVE) for a ... -
Multiscale Material Modeling and Simulation of the Mechanical Behavior of Dual Phase Steels Under Different Strain Rates: Parametric Study and Optimization
(The American Society of Mechanical Engineers (ASME), 2018)Recent studies on developing dual phase (DP) steels showed that the combination of strength/ductility could be significantly improved when changing the volume fraction and grain size of phases in the microstructure depending ... -
Finite Element Analysis of Origami-Based Sheet Metal Folding Process
(The American Society of Mechanical Engineers (ASME), 2018)Origami-based sheet metal (OSM) folding is a novel approach regarded as extension of the origami technique to sheet metal. It requires creating numerous features along the bend line, called material discontinuities (MD). ... -
Fourier Spectral Phase Field Simulations of Elastically Anisotropic Heterogeneous Polycrystals
(The American Society of Mechanical Engineers (ASME), 2018)In this study, we developed a multi-order, phase field model to compute the stress distributions in anisotropically elastic, inhomogeneous polycrystals and study stress-driven grain boundary migration. In particular, we ... -
Microstructure and Texture Development in Alpha-Brass Using Repetitive Thermomechanical Processing
(The American Society of Mechanical Engineers (ASME), 2018)Repetitive thermomechanical processing (TMP) has been applied to evaluate the effect of compression strain and temperature on microstructure and texture development in an alpha-brass alloy. Two TMP schemes were employed ... -
High Strain Rate Behavior of Carbon Nanotubes Reinforced Aluminum Foams
(The American Society of Mechanical Engineers (ASME), 2018)The mechanical behavior of closed-cell aluminum foam composites under different compressive loadings has been investigated. Closed-cell aluminum foam composites made using the liquid metallurgy route were reinforced with ... -
Impact of the Lattice Angle on the Effective Properties of the Octet-Truss Lattice Structure
(The American Society of Mechanical Engineers (ASME), 2018)Cellular materials are found extensively in nature, such as wood, honeycomb, butterfly wings, and foam-like structures like trabecular bone and sponge. This class of materials proves to be structurally efficient by combining ... -
Warm Hydromechanical Deep Drawing of AA 5754-O and Optimization of Process Parameters
(The American Society of Mechanical Engineers (ASME), 2018)Warm hydromechanical deep drawing (WHDD) has increasingly been implemented by automotive industry due to its various benefits including mass reduction opportunities in auto body-in-white components and improved formability ... -
Residual Stress From Cold Expansion of Fastener Holes: Measurement, Eigenstrain, and Process Finite Element Modeling
(The American Society of Mechanical Engineers (ASME), 2017)Cold expansion (CX) is a material processing technique that has been widely used in the aircraft industry to enhance fatigue life of structural components containing holes. CX introduces compressive hoop residual stresses ...