Journal of Engineering Materials and Technology: Recent submissions
Now showing items 181-200 of 3257
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Effect of Different Arc Welding Processes on the Metallurgical and Mechanical Properties of Ramor 500 Armor Steel
(The American Society of Mechanical Engineers (ASME), 2020)In the present study, Ramor 500 armor steel plates were automatically welded using cold metal transfer arc welding (CMT), gas metal arc welding (GMAW), and hybrid plasma arc welding (HPAW) methods. To investigate the effects ... -
Influence of Texture Evolution on Mechanical and Damping Properties of SiC/Li2ZrO3/Al Composite Through Friction Stir Processing
(The American Society of Mechanical Engineers (ASME), 2020)In this study, parent aluminum (Al), silicon carbide (SiC) reinforced Al, zirconia (ZrO2) coated SiC reinforced Al, and lithium zirconate spinel (Li2ZrO3, LZO) encapsulated SiC incorporated Al metal matrix composites were ... -
Mechanical and Electrochemical Coupled Pitting Behavior of 2219 Aluminum Alloy: A Theoretical and Experimental Study
(The American Society of Mechanical Engineers (ASME), 2020)This study attempts to provide a theoretical estimate coupled with an analysis of the measured data to predict pitting damage of an aluminum alloy 2219 under the conjoint influence of mechanical load and corrosive environment. ... -
Effect of Zinc Content on the Microstructure, Thermal Behavior, and Static Mechanical Properties of Sn-xZn Alloys Containing Mixed Trace Rare Earth Elements
(The American Society of Mechanical Engineers (ASME), 2020)The microstructure, thermal behavior, and mechanical properties of Sn-xZn-0.1RE (x = 5, 10, 20, and 30 wt%) alloys containing mixed trace rare earth elements were investigated in this study. The results showed that the ... -
A Modified Constitutive Model With Grain Rotation for Superplastic Forming of Ti–6Al–4V Alloy
(The American Society of Mechanical Engineers (ASME), 2020)A physically based constitutive model with internal state variables (ISVs) is established, it is used to describe the flow stress and microstructure evolution of Ti–6Al–4V alloy in the superplastic forming (SPF). The ISVs ... -
Ratcheting Prediction at the Notch Root of Steel Samples Over Asymmetric Loading Cycles
(The American Society of Mechanical Engineers (ASME), 2020)The present study intends to evaluate local ratcheting and stress relaxation of medium carbon steel samples under various asymmetric load levels by means of two kinematic hardening rules of Chaboche (CH) and Ahmadzadeh-Varvani ... -
Expanding Cavity Model Combined With Johnson–Cook Constitutive Equation for the Dynamic Indentation Problem
(The American Society of Mechanical Engineers (ASME), 2020)The indentation formed on a metallic component by the high-velocity impingement of a small object can fracture the component, and this is known as foreign object damage. In this type of dynamic indentation, it is necessary ... -
Effect of Electromagnetic Force on Dynamic Mechanical Properties of the Magnetorheological Elastomer Under Compression Mode
(The American Society of Mechanical Engineers (ASME), 2020)Under the compression mode, the direction of force on the magnetorheological elastomer (MRE) is parallel to the direction of electromagnetic force, so the effect of electromagnetic force on its dynamic mechanical properties ... -
Novel Specimen Design for Measurement of In-Plane Fracture Toughness of Metals
(The American Society of Mechanical Engineers (ASME), 2020)Standard-compliant measurement of the in-plane fracture toughness of metals is often challenging due to insufficient material in the through-thickness direction to extract a full single edge bending (SEB) or compact tension ... -
Predictions of the Mechanical Response of Sintered FGH96 Powder Compacts
(The American Society of Mechanical Engineers (ASME), 2020)This paper presents predictions of the mechanical response of sintered FGH96 Ni-based superalloy powder compacts at high temperatures, obtained by the analysis of 3D representative volume elements generated by both X-ray ... -
Elevated-Temperature Thermal Expansion of PTFE/PEEK Matrix Composite With Random-Oriented Short Carbon Fibers and Graphite Flakes
(The American Society of Mechanical Engineers (ASME), 2020)A combined experimental and micromechanics investigation is conducted on elevated-temperature thermal expansion of PTFE/PEEK polymer-matrix composite reinforced with randomly oriented short carbon fibers (CF) and graphite ... -
Fatigue Damage of Aluminum Alloy Spot-Welded Joint Based on Defects Reconstruction
(The American Society of Mechanical Engineers (ASME), 2020)Three-dimensional (3D) reconstruction and finite element method are combined to study the damage behavior of aluminum alloy resistance spot-welded joints. Fatigue damage of spot-welded joints under different cyclic loading ... -
Fracture Behavior of Ultrafine-Grained Titanium Under Tension at Elevated Temperatures
(The American Society of Mechanical Engineers (ASME), 2020)This investigation focused on the deformation response and microstructural changes of severely deformed titanium during post-severe plastic deformation tension, at temperatures of 300–600 °C and at strain rates of 0.001–0.1 ... -
Some Remarks on the Equilibrium of Granular Materials Described by Constitutive Relations That Depend on the Gradients of the Density or Volume Fraction
(The American Society of Mechanical Engineers (ASME), 2020)One of the ways of determining the properties of granular materials is to subject the material to a tri-axial state of stress with three distinct eigenvalues, in a cubical tri-axial testing equipment, the material tested ... -
Assessment of Mechanical Properties and Microstructure Characterizing Techniques in Their Ability to Quantify Amount of Cold Work in 316L Alloy
(The American Society of Mechanical Engineers (ASME), 2020)Stress corrosion cracking (SCC) behavior is a matter of concern for structural materials, namely, stainless steels and nickel alloys, in nuclear power plants. High levels of cold work (CW) have shown to both reduce crack ... -
Properties and Corrosion Behavior of Chromium and Vanadium Carbide Composite Coatings Produced on Ductile Cast Iron by Thermoreactive Diffusion Technique
(The American Society of Mechanical Engineers (ASME), 2020)Ductile iron (DI) owes many of its attractive mechanical properties to the graphite nodules in its structure. However, since galvanic coupling can occur between the graphite nodules and the matrix in aggressive environments, ... -
Relating Porosity With Ductility in a Commercial AA7075 Alloy: A Combined Experimental and Numerical Study
(The American Society of Mechanical Engineers (ASME), 2020)In this paper, the effect of porosity on the ductility of as-cast AA7075 (a commercial high-strength aluminum alloy) was investigated. The as-cast material was processed through hot upsetting, and specimens with different ... -
The Effect of Process Parameters on the Structural Energetic Properties of Additively Manufactured Reactive Structures
(The American Society of Mechanical Engineers (ASME), 2020)This paper investigates the ability of an aluminum-fluoropolymer energetic material to act as a multifunctional energetic structural material (MESM). The mechanical properties of the material were determined by performing ... -
Structural Changes of TiO2 as a Result of Irradiation by E-Beam and X-Rays
(The American Society of Mechanical Engineers (ASME), 2020)The subject of this research was to monitor and evaluate the effect of X-rays and e-beam irradiation on the structure of nanoscaled TiO2 and its properties. The samples of nanoscaled TiO2 were synthesized using the sol–gel ... -
Numerical and Experimental Study of Plastic Deformation During Flash Butt Welding of X65 Pipeline Steel
(The American Society of Mechanical Engineers (ASME), 2020)The plastic deformation during flash-butt welding (FBW) and its effects on weld quality are investigated by using numerical and experimental methods. The electro-thermo-mechanical coupling model of FBW is validated by ...