Results 91 to 100 of about 10,829 (227)

Microstructure behavior in GMAW 2205 duplex steels welding for offshore applications

open access: yesMinería y Geología, 2022
This work evaluates the behavior of microstructure in the GMAW of 2205 duplex steels welding for offshore applications. Welding is performed with two input energy levels, 1.5 kJ/mm and 2.5 kJ/mm.
Amado Cruz-Crespo   +4 more
doaj  

Simulation of wire metal transfer in the cold metal transfer (CMT) variant of gas metal arc welding using the smoothed particle hydrodynamics (SPH) approach Simulation des Metalldrahttransfers bei der Kaltmetalltransfer‐Variante (CMT) des Metallschutzgasschweißens unter Verwendung des geglätteten Partikel‐basierten hydrodynamischen (SPH) Ansatzes

open access: yesMaterialwissenschaft und Werkstofftechnik, Volume 55, Issue 1, Page 62-71, January 2024.
In the present work a novel approach for the simulation of mass transfer in cold metal transfer variant of gas metal arc welding using smoothed particle hydrodynamics is provided. The hallmark of this process is the recoiling of the wire during the short‐circuit phase.
O. Mokrov   +6 more
wiley   +1 more source

Study on Arc Welding Processes for High Deposition Rate Additive Manufacturing [PDF]

open access: yes, 2018
Although Additive Manufacturing implementation is rapidly growing, industrial sectors are demanding an increase of manufactured part size which most extended processes, such as Selective Laser Melting (SLM) or Laser Metal Deposition (LMD), are not able ...
Paskual, Amagoia   +3 more
core   +1 more source

Modeling of Thermel Transport for GMAW

open access: yesMathematical Problems in Engineering, 2012
Investigation of temperature distribution of submerged arc welded plates is essential while designing submerged arc welding joint because the key parameter for the change of weld bead geometry dimension, thermal stress, residual stress, tensile stress, hardness, and so forth is heat input, and heat input is the function of temperature distribution of ...
openaire   +1 more source

Deposition Time and Thermal Cycles of Fabricating Thin-wall Steel Parts by Double Electrode GMAW Based Additive Manufacturing

open access: yesMATEC Web of Conferences, 2017
The deposition time for fabricating the thin-wall part as well as the peak temperature of the substrate during the process was analyzed in the double electrode gas metal arc welding (DE-GMAW) based additive manufacturing (AM).
Yang Dongqing, Zhang Guangjun
doaj   +1 more source

PENGEMBANGAN MEDIA PEMBELAJARAN MENGELAS JALUR LAS GMAW DENGAN SOFTWARE MACROMEDIA FLASH DI SMK [PDF]

open access: yes, 2011
Penelitian merupakan pendekatan dari penelitian pengembangan bertujuan untuk (1) mengembangkan desain software pembelajaran sebagai sumber belajar pada mata pelajaran mengelas jalur las GMAW, mendesain meteri dalam media pembelajaran yang tepat untuk ...
Eko, Purwanto
core  

Study of welding productivity for MIL A 46100steel weldments produced using GMAW and SMAW

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2012
A study was conducted to measure welding productivity for MIL A46100 specification steel joints welded following five different welding procedures (WPS) which used gas metal arc welding (GMAW), in mechanized mode, and shielded metal arc welding (SMAW ...
David Mazuera Robledo   +2 more
doaj   +1 more source

R-curve evaluation of pipeline girth welds using advanced measurement techniques [PDF]

open access: yes, 2014
A strain-based flaw assessment procedure is recommended for girth welded pipelines subjected to large deformations. To evaluate the allowable defect dimensions, the tearing resistance needs to be characterized.
De Waele, Wim   +5 more
core   +1 more source

Analisa Pengaruh Luasan Scratch Permukaan Terhadap Laju Korosi Pada Pelat Baja A36 Dengan Variasi Sistem Pengelasan [PDF]

open access: yes, 2012
Pada umumnya jenis pengelasan yang dilakukan di galangan kapal adalah jenis pengelasan SMAW,FCAW,dan GMAW. Masalah yang sering terjadi di lapangan adalah timbulnya goresan pada pelat saat peluncuran kapal secara memanjang (End Launching).
Priyantoro, F. (Fedriansyah)   +2 more
core   +1 more source

Modeling of the Transport Phenomena in GMAW Arc under the Shielding of Ar-He Mixtures [PDF]

open access: yes, 2011
Gas metal arc welding (GMAW) is one of the most widely used method to assemble parts together in various industries. Argon and helium are the most common shielding gases used in GMAW to protect the molten metal from oxidization.
Hu, Junling, Rao, Z. H., Tsai, Hai-Lung
core  

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