Results 11 to 20 of about 941,826 (327)

Thermophysical Properties of Electric Arc Plasma and the Wire Melting Effect with Lanthanum and Sulfur Fluorides Addition in Wire Arc Additive Manufacturing

open access: yesMetals, 2021
Achieving a higher quality in wire arc additive manufacturing (WAAM) is a result of the development of welding metallurgy, the development of filler wires, and the control of the thermophysical properties of the electric arc.
Sergey G. Parshin, Peter Mayr
doaj   +5 more sources

Features of Filler Wire Melting and Transferring in Wire-Arc Additive Manufacturing of Metal Workpieces. [PDF]

open access: yesMaterials (Basel), 2021
In this paper, we present the results of a study on droplet transferring with arc space short circuits during wire-arc additive manufacturing (WAAM GMAW). Experiments were conducted on cladding of single beads with variable welding current and voltage parameters.
Voropaev A, Korsmik R, Tsibulskiy I.
europepmc   +5 more sources

Preparation of Ni–Al intermetallic compounds by plasma arc melting deposition through double-wire feeding

open access: yesJournal of Materials Research and Technology, 2023
Double-wire plasma arc melting deposition was used to fabricated Ni–Al intermetallic compounds by the optimization of feeding position of Ni and Al wires with big difference in melting point.
Yunfei Meng, Jian Li, Ming Gao, Hui Chen
doaj   +4 more sources

Experimental Study on Wire Melting Control Ability of Twin-Body Plasma Arc

open access: yesChinese Journal of Mechanical Engineering
The twin-body plasma arc has the decoupling control ability of heat transfer and mass transfer, which is beneficial to shape and property control in wire arc additive manufacturing. In this paper, with the wire feeding speed as a characteristic quantity,
Ruiying Zhang, Fan Jiang, Long Xue
doaj   +3 more sources

Mechanism of Continuous Melting and Secondary Contact Melting in Resistance Heating Metal Wire Additive Manufacturing [PDF]

open access: yesMaterials, 2020
Resistance heating metal wire materials additive manufacturing technology is of great significance for space environment maintenance and manufacturing. However, the continuous deposition process has a problem in which the metal melt is disconnected from the base metal.
Chengwei Yuan   +4 more
core   +4 more sources

Non-equimolar Cantor high entropy alloy fabrication using metal powder cored wire arc additive manufacturing [PDF]

open access: yesAdditive Manufacturing Letters, 2023
In the current contribution, the wire arc additive manufacturing of non-equimolar Co-Cr-Fe-Mn-Ni high-entropy alloy using gas metal arc welding (GMAW) with metal powder-cored wire (MPCW) is proposed.
Anatoliy Zavdoveev   +17 more
doaj   +2 more sources

Comparison of Machine Learning Performance for the Prediction of Melting Efficiency and Bead Geometry in wire Arc Additive Manufacturing Process [PDF]

open access: yesArchives of Metallurgy and Materials
Wire arc additive manufacturing (WAAM) is amongst the emerging technologies of the layer-by-layer deposition process to manufacture the metallic parts. Multi-layer bead deposition using the WAAM process leads to the fabrication of complex products with ...
A. Kumar   +4 more
doaj   +2 more sources

Melting behavior of CaAl cored wire in liquid steel and optimization of wire feeding parameters

open access: yes工程科学学报, 2018
Melting and gasification behavior of Ca Al cored wire with 0.74-mm steel sheet and better feeding process in 1873 K molten steel in 150 t ladle was simulated, and the influence of different Ca cored wire and composition of liquid steel on Ca recovery ...
ZHENG Wan   +5 more
doaj   +2 more sources

Research of Deicing and Melting Snow on Airport Asphalt Pavement by Carbon Fiber Heating Wire

open access: yesAdvances in Materials Science and Engineering, 2020
In the paper, the method of deicing and melting snow by the carbon fiber heating wire (CFHW) embedded in the airport asphalt pavement is proposed to improve the security of airport operation.
Yan Liu   +4 more
core   +2 more sources

Powder and wire melting of titanium alloys by electron beam

open access: yesProcedia Manufacturing, 2019
Abstract This paper describes the influence of beam current on macro- and microstructure, phase composition and mechanical properties of electron beam melted (EBM) Ti-6Al-4V alloy. Numerical simulation is implemented to evaluate thermal fields during electron beam melting of titanium powder and wire.
Vasiliy Fedorov   +3 more
openaire   +2 more sources

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