Estimation of fatigue life of welded structures incorporating importance analysis of influence factors: a data-driven approach

C Feng, M Su, L Xu, L Zhao, Y Han - Engineering Fracture Mechanics, 2023 - Elsevier
The fatigue life prediction of welded joints with different specifications under different
conditions was a challenging issue due to the quite complex influence. Specifically, the …

[HTML][HTML] Comparison of local fatigue assessment methods for high-quality butt-welded joints made of high-strength steel

M Braun, A Ahola, AS Milaković, S Ehlers - Forces in Mechanics, 2022 - Elsevier
Fatigue strength of welded joints is typically independent of the parent material static
strength; however, there are two exceptions from this rule—post-weld treated joints and high …

[HTML][HTML] Fatigue performance of the welded details of an old, demolished steel railway bridge

A Ahola, K Lipiäinen, S Afkhami, H Lilja, T Björk - Engineering Structures, 2022 - Elsevier
This study investigates the fatigue performance of the welded details of an old disused steel
railway bridge. The Saimaa canal railway bridge was demolished after 60 years of service …

Influence of welding method on residual stress and metallography of a mild steel welded butt-joint plate

Y Zhang, X Liu, Y Zhou, Y Shi - Journal of Constructional Steel Research, 2022 - Elsevier
During welding process and cooling process after welding, residual stress will be generated
and the microstructure of the weld joint will be changed inevitably, which will be harmful for …

Fatigue strength assessment of TIG-dressed welded steel joints by local approaches

J Baumgartner, HC Yıldırım, Z Barsoum - International Journal of Fatigue, 2019 - Elsevier
Fatigue strength assessment methods by local approaches are widely used in the literature.
This paper provides a comprehensive evaluation of published data for welded steel joints …

Notch energy-based low and high cycle fatigue assessment of load-carrying cruciform welded joints considering the strength mismatch

W Song, X Liu, G Zhou, S Wei, D Shi, M He… - International Journal of …, 2021 - Elsevier
This study examines the Low and High Cycle Fatigue failure (LCF and HCF) of Load-
carrying Cruciform Welded Joints (LCWJ) made of 10CrNi3MoV steel through a combined …

Fatigue assessment of steel load‐carrying cruciform welded joints by means of local approaches

W Song, X Liu, N Razavi - Fatigue & Fracture of Engineering …, 2018 - Wiley Online Library
In this paper, local approaches are employed to analyse stress distributions, local fatigue
indicators of weld toe, and weld root in load‐carrying cruciform welded joints (LCWJs). An …

Enhanced crack sizing and life estimation for welded tubular joints under low cycle actions

L Feng, X Qian - International Journal of Fatigue, 2020 - Elsevier
This study examines the low-cycle fatigue of circular hollow section (CHS) X-joints made of
S355 steels, through a combined experimental and numerical investigation, assisted by non …

Ultra-low cycle fatigue fracture of high-strength steel Q460C and its weld

F Yin, L Yang, L Zong, X Liu, Y Wang - Journal of Materials in Civil …, 2018 - ascelibrary.org
In order to investigate the ultra-low cycle fatigue (UCLF) fracture in welded connections of
high-strength steel (HSS) under earthquakes, this paper studies micromechanical fracture …

[HTML][HTML] Fatigue strength of longitudinal load-carrying welds in beams made of ultra-high-strength steel

T Skriko, K Lipiäinen, A Ahola, H Mettänen… - Journal of Constructional …, 2021 - Elsevier
The present study experimentally investigates the fatigue strength of longitudinally loaded
welded joints in beam structures made of ultra-high-strength steel. Hereby, the effects of …