Quality prediction of longitudinal seam welds in aluminium profile extrusion based on simulation
Ivan Kniazkin,Andrey I. Vlasov +1 more
TLDR
In this article, a new dimensionless welding quality criterion that takes into account the unbalances of metal flow is proposed, based on analysis of simulation results obtained by QForm Extrusion FEM software and experiments.About:
This article is published in Procedia Manufacturing.The article was published on 2020-01-01 and is currently open access. It has received 4 citations till now. The article focuses on the topics: Electric resistance welding & Welding.read more
Citations
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Ensemble Deep Learning Ultimate Tensile Strength Classification Model for Weld Seam of Asymmetric Friction Stir Welding
Somphop Chiaranai,Rapeepan Pitakaso,Kanchana Sethanan,Monika Kosacka-Olejnik,Thanatkij Srichok,Peerawat Chokanat +5 more
TL;DR: In this paper , an ensemble deep learning model was developed to classify the ultimate tensile strength (UTS) of the FSW weld seam, which is one of the most common objectives of welding, especially friction stir welding (FSW).
Journal ArticleDOI
Interfacial bonding mechanism and length evaluation method of the longitudinal welds in the unsteady deformation process of porthole die extrusion of aluminum alloy profiles
TL;DR: In this paper , a porthole die extrusion experiment was carried out on an aluminum alloy profile used for air-conditioning refrigerator ice box, and the results indicated that, from the unsteady to steady extrusion stage, the number, sizes and depths of the voids gradually decrease.
Journal ArticleDOI
Prediction of Underfilling Defect in Aluminium Profile Extrusion Based on ALE Simulation
TL;DR: In this article , the authors present a detailed analysis of metal flow inside the extrusion dies and demonstrate the investigation of the formation of underfilling defects by means of simulation based on the Eulerian approach.
References
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The prediction of seam welds quality in aluminum extrusion
Lorenzo Donati,Luca Tomesani +1 more
TL;DR: In this paper, a review and comparison of methods for evaluating the quality of seam welds in aluminum extruded profiles is presented, with the aim to evaluate the fields of pressure, flow stress and velocity on the welding surface.
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The effect of die design on the production and seam weld quality of extruded aluminum profiles
Lorenzo Donati,Luca Tomesani +1 more
TL;DR: In this article, an extensive investigation of the correlation between die design and the extrusion process of AA6082 aluminum alloy is presented, where a profile with a central seam weld line suitable for mechanical testing is extruded under different processing conditions, by varying the dimensions of the die feeder, the length of the welding chamber, the billet preheating temperature and the process speed.
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Analysis of longitudinal weld seam defects and investigation of solid-state bonding criteria in porthole die extrusion process of aluminum alloy profiles
TL;DR: In this article, a set of modular porthole extrusion dies with different depths of welding chambers were designed and manufactured by performing extrusion experiments, and the welding quality of extruded profiles was characterized by means of microstructure observation, tensile test and fracture analysis.
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Seam Welds in Hollow Profile Extrusion: Process Mechanics and Product Properties
Lorenzo Donati,Luca Tomesani +1 more
TL;DR: In this article, a review of several papers published on seam weld formation also by the authors is presented and discussed: the process mechanics is deeply investigated and several experimental results are related to process parameters by means of FEM simulations.
Journal ArticleDOI
The Influence of the Solid-State Bonding Process on the Mechanical Integrity of Longitudinal Weld Seams
TL;DR: In this article, a study was conducted to investigate the solid state bonding and weld seam formation processes during extrusion of hollow 6xxx series aluminium extrusions using a thermo-mechanical simulator.