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Study on the Effect of Preheating Temperature on Residual Stress in Laser Arc Composite Welding of Dissimilar Aluminum Alloys
This study, based on the Simufact Welding analysis software, established a three-dimensional finite element computational model according to actual...
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Phase transformation effect on residual stress development in fusion welding of dissimilar stainless steels with different thickness
The residual stress creates deleterious effects on joint properties of dissimilar welding due to differential thermophysical properties and...
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The effect of laser segmented skip welding on welding distortion and residual stress in butt weld of 6061 aluminum alloy thin plate
In the present work, welding heat distribution state and its influence on welding deformation were investigated by adjusting the laser welding...
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Three-dimensional analytical model for residual stress in the weld of thick plates by friction stir welding
The residual stress is non-uniform in the thickness direction for thick plates jointed by friction stir welding (FSW). An analytical method by using...
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Numerical Analysis of Welding Direction and Sequence for Controlling Distortion and Residual Stress in Aluminum Plate-Sleeve Structures
When manufacturing aluminum alloy space-frame radomes, the vertical welding distortion is the main factor that affects assembly accuracy, and the...
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On the Structural Relevance of Residual Welding Stresses
In steel construction, non-uniform heating caused by welding during fabrication is unavoidable. This is how residual welding stresses and...
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Investigation of the Effect of Welding Residual Stress on Natural Frequencies, Experimental and Numerical Study
This paper investigates the effect of residual stresses resulting from welding on the values of natural frequencies of welded structures. First, two...
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Numerical modeling from process to residual stress induced in resistance spot welding of DP980 steel
DP980 is widely used in automotive bodies. In the present research, a numerical model was developed via the in-house finite element (FE) code...
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Numerical simulation research on welded residual stress and distortion of aero-engine afterburner lobe mixer with different welding sequences
Most thin-walled parts of aero-engines with intricate surfaces, such as lobe mixer, are welded using tungsten inert gas (TIG), which will certainly...
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A theoretical approach to the residual stress assessment based on thermal field evaluation in laser beam welding
Residual stresses are one of the major issues in welded parts, since they could be detrimental to the integrity of components and structure. Their...
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Influence of Induction Heating on Thermal Characteristics and Residual Stress for Plasma Arc Welding of Structural Steel Plate
Structural steels are widely adopted in offshore structures, high-rise buildings, bridges, storage tanks, and construction machines because of their...
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Analytical and FEM models for thermal analysis and residual stresses using wire arc-based welding and additive manufacturing of SUS304
Austenitic stainless steel, also known as SUS304, has a wide industrial application. The resultant residual stresses and deformation due to arc...
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Fatigue life prediction analysis of automobile suspension system bracket considering residual stress due to thermal stress
The stabilizer-bracket, one of the parts constituting the suspension, is mainly manufactured through welding due to its complicated shape. Shape...
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Microstructural, Strength and Residual Stress Studies on Single- and Double-Side Single-Pass Submerged Arc Welding of 9Cr–1Mo–V Steel Plate
Single- and double-side single-pass square butt submerged arc welding is carried out on 9Cr–1Mo–V steel plate using the same weld materials. Deep...
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Effects of heat and vibration treatments for welding on residual stresses and mechanical properties
Residual stresses arising from welding can adversely affect the mechanical properties of welded structures. Stress relief techniques involving...
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Variation of the vibrational treatment on mechanical properties and weld residual stress
There are several ways to relieve welding residual stresses. The most commonly used and the only standardized method is the post-weld heat treatment....
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An investigation of the welding speed on residual stress of EH36 steel with an account of phase transformation and transformation plasticity
Residual stress is one of the critical issues for the welded structure. In order to ensure the quality and the productivity of welding process, it is...
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Bypass-current plasma arc welding of aluminum alloy: thermal behavior, residual stress, and distortion
In this study, bypass-current plasma arc welding (BC-PAW) was innovatively proposed to join aluminum AA 5083 alloy. A comparative analysis between...
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Numerical study of the residual stress and welding deformation of mid-thick plate of AA6061-T6 in the multi-pass MIG welding process
In this paper, three methods of adding and activating weld bead elements, i.e., adding and activating the weld bead segment by segment (case A),...