Results 21 to 30 of about 10,620 (176)

Estudio del comportamiento frente a la corrosión de soldaduras de aleación de magnesio mediante técnicas gravimétricas

open access: yesRevista de Metalurgia, 2015
En este artículo se ha investigado el comportamiento frente a la corrosión en medios acuosos salinos de chapas soldadas de aleación AZ31 mediante técnicas gravimétricas y ensayo en cámara de niebla salina.
José A. Segarra   +2 more
doaj   +1 more source

Role of A-TIG process in joining of martensitic and austenitic steels for ultra-supercritical power plants -a state of the art review

open access: yesNuclear Engineering and Technology, 2022
The need for Dissimilar Welded Joint (DWJ) in the power plant components arises in order to increase the overall efficiency of the plant and to avoid premature failure in the component welds.
Vishwa Bhanu   +2 more
doaj   +1 more source

TIG Wire and Arc Additive Manufacturing of 5A06 Aluminum Alloy

open access: yesCailiao gongcheng, 2017
Wire and arc additive manufacturing(WAAM) was investigated by tungsten inert gas arc welding method(TIG), in which φ1.2mm filler wire of aluminum alloy 5A06(Al-6Mg-Mn-Si) was selected as deposition metal.
HUANG Dan   +5 more
doaj   +1 more source

A comparative analysis of friction stir and tungsten inert gas dissimilar AA5082-AA7075 butt welds

open access: yesMaterials Science for Energy Technologies, 2022
The aluminium alloys AA5082 and AA7075 were welded using friction stir welding (FSW) and tungsten inert gas (TIG) welding. The effect of these two (FSW and TIG) welding processes on the tensile and fatigue properties of dissimilar AA5082-AA7075 butt ...
Ratnesh Kumar   +6 more
doaj   +1 more source

Analysis of modification of nose gear support with aspect of post weld heat treatment of aerospace steel 15CrMoV6 [PDF]

open access: yesScientific Technical Review
This paper examines the stress calculation of the nose gear support on the airplane “SOVA” both before and after modification, as well as the definition of welding specifications.
Petrović Aleksandar   +2 more
doaj   +1 more source

Metformin Reverses tmexCD1-toprJ1- and tet(A)-Mediated High-Level Tigecycline Resistance in K. pneumoniae

open access: yesAntibiotics, 2022
Tigecycline (TIG) is one of the last effective options against multidrug resistance bacteria. Recently, the RND (resistance–nodulation–division) efflux pump gene cluster, tmexCD1-toprJ1, and the tetracycline-efflux pump tet(A) mutation were reported to ...
Xia Xiao   +6 more
doaj   +1 more source

Aigües superficials i subterrànies com a possible factor desencadenant en un vessant inestable. El cas de la Font Nova i dels polígons industrials de Santiago Payá i de Sant Benet, Alcoi (Alacant)

open access: yesCuadernos de Geografía de la Universitat de València
La ciutat d’Alcoi se situa al nord de la província d’Alacant, en la conca vessant del riu Serpis i sobre una fossa tectònica caracteritzada per la presència de margues miocenes i material quaternari, sobre els que s’ha desenvolupat un fort encaixament ...
Aitana Pastor Valor
doaj   +1 more source

Effect of Magnetic Field Induce Arc in Autogenous TIG Welding of 304 Stainless Steel Butt Joint

open access: yesAutomotive Experiences, 2021
This paper reports the use of External Magnetic Field-Tungsten Inert Gas (EMF-TIG) method in butt joint applications to determine the effect of welding arc compression on the quality of butt joint of SS 304 thin plate was reported.
Haikal Haikal   +5 more
doaj   +1 more source

Mechanism of A-TIG and AA-TIG (Advance A-TIG)

open access: yesJournal of the Japan Welding Society, 2005
Abstract The A-TIG welding technique involving a 2 to 3-fold deeper penetration shape being obtained when welding is performed with coating of activating fluxes, such as oxides, on the weldpool surface before welding, is now acknowledged as an important way of solving some key drawbacks of TIG welding, such as shallow penetration shape and low ...
openaire   +2 more sources

Caracterización microestructural y modelización mediante elementos finitos de uniones soldadas de la aleación de Magnesio AZ31

open access: yesRevista de Metalurgia, 2018
En este artículo se ha investigado de qué manera la microestructura de las aleaciones de magnesio AZ31 se ve afectada por los ciclos térmicos que se producen durante los procesos de soldadura, tratando de modelizar mediante programas de elementos finitos
José A. Segarra, Antonio Portolés
doaj   +1 more source

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