Results 31 to 40 of about 1,045 (183)

Axial and Biaxial Fatigue Behavior of 6061‐T651 Cold Metal Transfer Welded Joints

open access: yesFatigue &Fracture of Engineering Materials &Structures, EarlyView.
ABSTRACT Lightweight aluminum structures in transportation systems are increasingly exposed to complex service loading, yet the fatigue performance of welded joints is still predominantly assessed using uniaxial data. In this work, the axial and biaxial fatigue behavior of 6061‐T651 aluminum alloy joints produced by cold metal transfer (CMT) welding is
R. Serrano, R. R. Ambriz, G. Ayoub
wiley   +1 more source

Analysis of Ductile Fracture Obtained by Charpy Impact Test of a Steel Structure Created by Robot-Assisted GMAW-Based Additive Manufacturing

open access: yesMetals, 2019
In this study, gas metal arc welding (GMAW) was used to construct a thin wall structure in a layer-by-layer fashion using an AWS ER70S-6 electrode wire with the help of a robot.
Ali Waqas   +4 more
doaj   +1 more source

A Methodology to Parameterize Wire + Arc Additive Manufacturing: A Case Study for Wall Quality Analysis

open access: yesJournal of Manufacturing and Materials Processing, 2020
The objective of this work was the development of a methodology to parametrize wire + arc additive manufacturing (WAAM), aiming dimension repeatability, and tolerances. Parametrization of WAAM is a difficult task, because multiple parameters are involved
Shubham Dahat   +3 more
doaj   +1 more source

Dynamic behavior of the weld pool in stationary GMAW [PDF]

open access: yesEPJ Web of Conferences, 2010
Becaus hump formation limits welding productivity, better understanding of the humping phenomena during the welding process is needed to access process modifications that decrease the tendency to hump formation and then allow higher welding productivity.
Chapuis, Julien   +4 more
openaire   +3 more sources

Characterization of Macro/Microstructure and Corrosion Resistance of Austenitic Gas Tungsten Arc Welding Cladding

open access: yesAdvanced Engineering Materials, Volume 28, Issue 11, 3 June 2026.
Cladding is a proven method that boosts the surface qualities of mechanical parts by applying a layer of more durable material over a base substrate. This work responds to the needs of offshore and pressure vessels sectors by focusing on cladding a super austenitic steel onto low‐carbon steel through gas tungsten arc welding.
E. J. da Cruz Junior   +6 more
wiley   +1 more source

Optimization of Source-Wire-Gas Systems for Efficient Robot Welding [PDF]

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2010
GMAW (Gas-Metal-Arc-Welding) as the last of main technologies, yet based for a most part on manual (semiautomatic) work, is gradually automated. But traditional advances of weld design, technology and quality assurance is not essentially changing.
Hudec Zdenek
doaj   +1 more source

Cultivar and environment influence growth, interactions, and yield in bread wheat–pea intercropping

open access: yesAgronomy Journal, Volume 118, Issue 3, May/June 2026.
Abstract Intercropping can enhance productivity, resilience, and stability of cropping systems; however, the effects of drought and rising temperatures on cultivar‐specific resilience and economic performance remain insufficiently quantified. This study evaluated the influence of cultivar selection on growth, productivity, competitive interactions, and
Paschalis Papakaloudis   +5 more
wiley   +1 more source

Effects of Process Parameters on the Bead Shape in the Tandem Gas Metal Arc Welding of Aluminum 5083-O Alloy

open access: yesApplied Sciences, 2023
In gas metal arc welding (GMAW), the weld bead shape is an important factor that is directly related to the weld quality of welded joints. This study investigates the effects of process parameters, including welding speed (WS) and leading and trailing ...
Gwang-Gook Kim   +5 more
doaj   +1 more source

Effect of PWHT and Electrical Parameters on Austenitic Phase, Sigma Phase and Corrosion in Duplex Steels S32205

open access: yesEngineering Reports, Volume 8, Issue 4, April 2026.
Welding power and post‐weld heat treatment (PWHT) at 850°C influence phase transformations in S32205 duplex stainless steel, promoting sigma phase formation and reducing corrosion resistance. PWHT at 850°C also replicates HAZ‐like microstructures in base metal, enabling improved characterization of weld joint properties.
Sandra Chacón‐Fernández   +2 more
wiley   +1 more source

Optimización del proceso de soldadura GMAW de uniones a tope de la aleación AA 6063-T5 basada en la metodología de superficie de respuesta y en la geometría del cordón de soldadura

open access: yesRevista de Metalurgia, 2012
La geometría de los cordones de soldadura es caracterizada por el sobreespesor, la anchura y la penetración. Estos valores son indicadores del comportamiento de la unión soldada por lo que pueden considerarse como factores de control del proceso.
V. Miguel   +4 more
doaj   +1 more source

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