Results 21 to 30 of about 1,362 (181)

Influence of oxide content in activated tungsten inert gas welding

open access: yesZavarivanje i zavarene konstrukcije, 2022
In this paper, welding-remelting of AISI 304L (X2CrNi19-11) austenitic stainless steel was performed by using TIG process with activating flux, that is, A-TIG process. Fluxes were prepared by mixing 5, 10, 20, 30 and 40 % SiO2 nano particles with acetone solvent, while the application of the flux was done by a brush, prior to electric arc engagement ...
Sebastian Baloš   +6 more
openaire   +1 more source

Particle Swarm Method for Optimization of ATIG Welding Process to Joint Mild Steel to 316L Stainless Steel

open access: yesCrystals, 2023
316L stainless steel joined to mild steel is widespread in several applications to reach a requested good association of mechanical properties at a lower cost.
Kamel Touileb   +5 more
doaj   +1 more source

Parametric Study and Optimization for Welding Processes Using Machine Learning

open access: yesAnnals of "Dunarea de Jos" University of Galati, Fascicle XII, Welding Equipment and Technology, 2021
Optimization facilitates in attainment of maximum strength, efficiency, reliability, productivity and longevity. In this work, data from three material joining processes - Ultrasonic welding of polymers, arc welding as Metal Inert Gas and Tungsten Inert ...
M. Chaturvedi, S. Arungalai Vendan
doaj   +1 more source

Research on Arc Length Tracking Control Technology of Tube-Sheet Welding Based on Pulsed TIG

open access: yesIEEE Access, 2023
During tungsten inert gas welding process, arc length will change due to thermal deformation, uneven surface of workpiece and tungsten electrode loss. Considering the large fluctuation of arc length in all-position annular seam welding under the action ...
Jianhua Ma   +4 more
doaj   +1 more source

Investigation of fatigue strength and norms of emission of harmful substances in the air during MIG and TIG welding of 1460 aluminium-lithium alloy [PDF]

open access: yesFME Transactions, 2019
This work presents the results of studying harmful substances in the air, released in the case of tungsten inert gas (TIG) and metal inert gas (MIG) welding of 1460 aluminum alloy (Al-Cu-Li).
Lukianenko Anna   +4 more
doaj  

In situ investigation of chemical composition during TIG welding in duplex stainless steels using Laser-Induced Breakdown Spectroscopy (LIBS)

open access: yesForces in Mechanics, 2022
Many applications in industry require a material-to-material joining process of Duplex Stainless Steels (DSS). Therefore, it is essential to investigate the material's properties during a welding process to control the weld quality.
Lukas Quackatz   +2 more
doaj   +1 more source

Ultrathin Li Metal Anodes: Quantitative Design Principles and Manufacturability Across Liquid and Solid‐State Batteries

open access: yesAdvanced Materials, EarlyView.
Ultrathin lithium metal anodes (≤15 µm) offer a promising route to high‐energy‐density batteries due to their high capacity and low potential. This review presents design principles for ultrathin Li, evaluates fabrication strategies, and discusses challenges in liquid and solid‐state cells.
Cheng Wang   +9 more
wiley   +1 more source

Development of an Artificial Intelligence-Based System for Predicting Weld Bead Geometry

open access: yesApplied Sciences, 2023
The prediction of the weld bead geometry parameters is an important aspect of welding processes due to it is related to the strength of the welded joint.
Ngoc-Hien Tran   +2 more
doaj   +1 more source

Manganese Oxide Catalysts for Lithium–Oxygen Batteries: Structures, Mechanisms, and Reaction Pathway Engineering

open access: yesSmall, EarlyView.
How do the morphologies, crystal structures, and electronic properties of manganese oxides influence oxygen reaction pathways in lithium–oxygen batteries (LOBs)? This review systematically summarizes structure‐dependent catalytic mechanisms and recent engineering strategies, highlighting how defect engineering, compositional modulation, and reaction ...
Ruiqin Peng   +7 more
wiley   +1 more source

Thermal and structural modelling of arc welding processes: A literature review

open access: yesMeasurement + Control, 2019
This paper presents a state-of-the-art critical review of the thermal and structural modelling of the arc welding process. During the welding process, high temperature in the welding zone leads to generation of unwanted residual stresses and results in ...
Hitesh Arora   +2 more
doaj   +1 more source

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