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Role of Direct Aging and Solution Treatment on Hardness, Microstructure and Residual Stress of the A357 (AlSi7Mg0.6) Alloy Produced by Powder Bed Fusion
Applying additive manufacturing (AM) technologies to the fabrication of aluminum automotive components, with an optimized design, may result in...
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Phenomenological Modeling of Distortions and Residual Stresses in Direct Energy Deposition of AISI M4 High Speed Tool Steel on D2 Substrate
This study aimed to develop a computational methodology to estimate the residual stress formation behavior followed by direct energy deposition of...
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Overview of residual stress in MEMS structures: Its origin, measurement, and control
Micro-electro-mechanical system (MEMS) technology has radically changed the scale, performance, and cost of a wide variety of sensors and actuators...
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Stresses in repair welding of high-strength steels—part 2: heat control and stress optimization
In welding of high-strength steels, e.g. for foundations and erection structures of wind energy plants, unacceptable defects can occasionally be...
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Fatigue limit and residual life evaluation of railway EA4T axles with artificial surface impacts
The present paper aimed at investigating the effect of foreign object damage (FOD) on the high-cycle fatigue resistance and remaining life of...
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Evaluation of Residual Stresses and Distortion of Ti-5Al-2.5Sn and SS 304 Gas Tungsten Arc Welded Joints under Hybrid Thermal Tensioning Technique: Transient Thermal Tensioning and Trailing Intensive Cooling
The current study aims to investigate the effect of the hybrid thermal tensioning technique transient thermal tensioning and trailing intensive...
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Evaluation of the Residual Stress Evolution in Thermal Barrier Coating System Using the In Situ Curvature of a Three-Layered Specimen
Thermal barrier coatings (TBCs) are used to protect the hot sections of gas turbines and jet engines. A typical TBC system consists of a substrate,...
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Heat Treatment Simulation of Aluminum Alloy Wheels and Investigation of Process Steps
T6 heat treatment is usually applied to Al-Si-Mg alloy parts. This process can be modeled and solved by computer simulations for reduced experimental...
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Rationalization of the Modelling of Stress and Strain Evolution in Powder Bed Fusion Additive Manufacturing—A Perspective from a Background in the Simulation of Casting Processes
There has been a tremendous body of work recently appearing in the literature focused on Additive ManufacturingAdditive Manufacturing (AM) (AM)...
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Residual stresses in the graded interlayer between W and CuCrZr alloy
One of the big challenges for realizing future nuclear fusion reactors is the development of materials able to withstand the high thermal loads and...
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Effect of Quenching Temperature on Tensile Strength and Fatigue Behavior of an EA4T Steel
In this study, forged EA4T steel specimens are subjected to three quenching temperatures of 800, 860, and 900 °C. Microhardness tester, laser...
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Assessment of Process, Parameters, Residual Stress Mitigation, Post Treatments and Finite Element Analysis Simulations of Wire Arc Additive Manufacturing Technique
Wire arc additive manufacturing (WAAM) technique became an emerging manufacturing technology because of its cost-effective in creating large-scale...
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Ultrastrong Low-Alloy Steel with Good Ductility via Multiple Strengthening, Suppressed Carbides and Reversed Austenite in Quenching and Tempering
Two low-alloy quenched-tempered steels (#1 steel and #2 steel) are designed and comparatively studied to achieve ultrahigh yield strength (above 2000...
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Effect of Quenching and Tempering Treatment on Microstructure and Mechanical Properties of CSS-42L Bearing Steel
By means of microstructure observation, phase analysis and mechanical property tests, the effect of the quenching and tempering treatment on...
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Numerical Simulation of the Effect of Particle and Substrate Preheating on Porosity Level and Residual Stress of As-sprayed Ti6Al4V Components
Nowadays, in the aerospace industry, additive manufacturing and repairing damaged metallic components like Ti6Al4V samples have grabbed attention....
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The Effect of Heat Treatment on the Microstructure and Phase Composition of Wrought and 3D-Printed Ti–5Al–3Mo–1V Titanium Alloy Samples
AbstractThe objective of this research was to compare the microstructure and phase composition of wrought and 3D-printed Ti–5Al–3Mo–1V alloys...
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Residual Stress Characterization by X-Ray Diffraction and Correlation with Hardness in a Class D Railroad Wheel
This article focused on the microstructure characterization and residual stress measurements of the flange from classes D and C railway wheels...
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Residual Stress Evolution in Zirconia (Y8%) Coatings During Atmospheric Plasma Spraying for Substrates Under Rotating Kinematic
Ceramics coatings produced by atmospheric plasma spraying (APS) on steel alloys parts involve high residual stress level that can affect the coating...
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Crankshaft High Cycle Bending Fatigue Research Based on a 2D Simplified Model and Different Mean Stress Models
Crankshaft is one of the most important parts in modern diesel engine. Usually, the strength of this part is improved by the electromagnetic...
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Effects of Isothermal Transformation at the Quenching Temperature on the Microstructure and Mechanical Properties of a Medium-Carbon Steel
A new Q&P processing route, i.e., applying austempering below M s in normal two-step Q&P route (termed AQ&P), was proposed and applied to a...
