Numerical study on welding residual stress distribution of corrugated steel webs

H Zhang, Z Ouyang, L Li, W Ma, Y Liu, F Chen, X Xiao - Metals, 2022 - mdpi.com
Residual stresses are an inevitable result of the welded fabrication process of corrugated
steel webs (CSWs), resulting in structures with high and unpredictable stress fields, causing …

Influence of residual stresses on the fatigue life of welded joints. Numerical simulation and experimental tests

A Chiocca, F Frendo, F Aiello, L Bertini - International Journal of Fatigue, 2022 - Elsevier
Residual stresses constitute an inevitable consequence of the most ordinary manufacturing
processes, leading to high and not easily foreseeable stress field within a component …

Effects of welding parameters and welding sequence on residual stress and distortion in Al6061-T6 aluminum alloy for T-shaped welded joint

A Khoshroyan, AR Darvazi - Transactions of Nonferrous Metals Society of …, 2020 - Elsevier
The distribution of temperature and then the distribution of residual stress and distortion in
the stiffened aluminum alloy Al6061-T6 plates under the metal inert gas (MIG) welding …

Evaluation of residual stresses in a pipe-to-plate welded joint by means of uncoupled thermal-structural simulation and experimental tests

A Chiocca, F Frendo, L Bertini - International Journal of Mechanical …, 2021 - Elsevier
A deep knowledge of the production process is needed, in order to achieve quality and
safety requirements in a component. In this context, residual stresses play an important role …

Fatigue strength assessment of ultra-high-strength steel fillet weld joints using 4R method

A Ahola, T Skriko, T Björk - Journal of constructional steel research, 2020 - Elsevier
A fatigue analysis on experimentally tested transverse fillet-welded non-load-carrying T-and
X-joints made of S960 and S1100 ultra-high-strength steel was carried out in the present …

[HTML][HTML] Technological implications of the Rosenthal solution for a moving point heat source in steady state on a semi-infinite solid

M Moda, A Chiocca, G Macoretta, BD Monelli… - Materials & Design, 2022 - Elsevier
This paper introduces a theoretical framework for the analysis and optimization of melting
processes that use focused moving heat sources. Specifically, we consider the Rosenthal …

Fatigue strength of welded joints of marine aluminum alloy extrusion stiffened plate considering welding effects

S Xu, J Ma, Y Lv, W Shen, Y Wu, M Li - Ocean Engineering, 2024 - Elsevier
Due to the low stiffness of thin-plate welded structure, the influence of welding effect on
fatigue evaluation of thin-plate welded structure cannot be ignored. Extruded stiffened plates …

Evaluation of heat sources for the simulation of the temperature distribution in gas metal arc welded joints

A Chiocca, F Frendo, L Bertini - Metals, 2019 - mdpi.com
Residual stresses can affect both the static strength and the fatigue endurance of welded
joints. Residual stresses can be assessed by numerical simulation; however, the simulation …

Prediction of weld deformations by numerical methods-review

J Kozak - Polish Maritime Research, 2022 - sciendo.com
The welding process is the basic technique of joining in the shipbuilding industry. This
method generates welding distortions that cause a lot of problems during the manufacturing …

[HTML][HTML] Numerical modelling on the influence of repair welding during manufacturing on residual stresses and distortions of T-joints

D Kollár - Results in Engineering, 2023 - Elsevier
Related to weld quality, level of imperfections is limited which can result in the need of
grinding and repair welding. It results in material removal and additional heat cycles causing …