[HTML][HTML] Residual stress in wire and arc additively manufactured aluminum components

J Sun, J Hensel, M Köhler, K Dilger - Journal of Manufacturing Processes, 2021 - Elsevier
In this study, a number of numerical simulations have been performed to analyze the
distribution characteristics of residual stress (RS) in the wire and arc additive manufacturing …

Significance of finite element models and solid-state phase transformation on the evaluation of weld induced residual stresses

PK Taraphdar, R Kumar, C Pandey… - Metals and Materials …, 2021 - Springer
In the present study, different finite element (FE) models were prepared to investigate weld
induced residual stresses in thick multi-pass butt welded joint of SA516 Gr. 70 plates. Both …

[HTML][HTML] Numerical and experimental investigations on the welding residual stresses and distortions of the short fillet welds in high strength steel plates

M Ghafouri, A Ahola, J Ahn, T Björk - Engineering Structures, 2022 - Elsevier
The current study investigates the influence of different welding sequences and external
constraints on development of welding-induced angular distortion and residual stresses in …

[HTML][HTML] Welding-induced stresses and distortion in high-strength steel T-joints: Numerical and experimental study

M Ghafouri, A Ahola, J Ahn, T Björk - Journal of Constructional Steel …, 2022 - Elsevier
The main objective of this study is to develop a computational approach based on the finite
element (FE) method to efficiently predict welding deformations and residual stresses of fillet …

Influence of welding sequences and boundary conditions on residual stress and residual deformation in DH36 steel T-joint fillet welds

H Ding, W Zhang, Z Zhang, D Yin, W He, D ** a thermo-metallurgical-mechanical finite element
(FE) model incorporating the effect of solid-state phase transformation (SSPT) to accurately …

[HTML][HTML] Analysis of residual stress relief for Ti62A alloy welded joints by post weld heat treatment considering creep effect

B Wang, L Zhou, Y Cao, P Xue, L Wu - Journal of Materials Research and …, 2023 - Elsevier
In this paper, the Arrhenius-type constitutive equation based on strain compensation was
developed, and the constants of the constitutive equation were determined by linear fitting to …

Solid-state phase transformation and strain hardening on the residual stresses in S355 steel weldments

J Sun, J Hensel, J Klassen, T Nitschke-Pagel… - Journal of Materials …, 2019 - Elsevier
A series of numerical simulations were performed to examine the variability in welding
residual stresses (WRS) for different material models. An experiment was carried out to …

Parameter determination of double-ellipsoidal heat source model and its application in the multi-pass welding process

G Fu, J Gu, MI Lourenco, M Duan… - Ships and offshore …, 2015 - Taylor & Francis
The parameters of the heat source model have significant influence on the temperature field
and sequentially affect the residual stress field. In this paper, a neural-network programme …