Results 31 to 40 of about 19,220 (254)

Effect of fusion welding processes on tensile properties of armor grade, high thickness, non-heat treatable aluminium alloy joints

open access: yesDefence Technology, 2019
AA5059 is one of the high strength armor grade aluminium alloy that finds its applications in the military vehicles due to the higher resistance against the armor piercing (AP) threats.
K. Vasu   +4 more
doaj   +1 more source

A study on shrinkage residual stresses, microstructure and mechanical properties of ASS thick pipe welded by GMAW process

open access: yesMaterials Research Express, 2021
In this investigation, AISI 304LN austenitic stainless steel pipes having 25 mm thickness and 300 mm inner diameter with conventional and narrow groove were welded by continuous current gas metal arc welding (GMAW) and pulse current gas metal arc welding
Sudhir Kumar   +3 more
doaj   +1 more source

TiB2-reinforced composite coating by gas tungsten arc welding [PDF]

open access: yesJournal of Materials Science, 2009
In situ synthesized TiB2-reinforced Fe-based coating was fabricated by gas tungsten arc welding (GTAW) on AISI-4340 steel substrate using cheaper Fe–Ti, Fe–Cr, Fe–W, Fe–B alloys and B2O3 powders. The effects of processing parameters on the coating were investigated experimentally.
Yilmaz, S. O., Ozenbas, M.
openaire   +2 more sources

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

Parametric optimization of weld reinforcements using response surface methodology optimization process

open access: yesJournal of Applied Sciences and Environmental Management, 2018
This study analyzes the effect of the process parameters such current, voltage, gas-flow rate and weld speed on a 10mm thick mild steel plate for minimum reinforcement height using the tungsten arc welding process.
S.O. Sada
doaj   +1 more source

A Comparative Study of Residual Stress and Mechanical Properties for FSW and TIG Weld on Structural Steel [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
Mechanical properties and residual stresses of friction stir welded and autogenous tungsten inert gas welded structural steel butt welds have been studied.
P.K. Chaurasia   +2 more
doaj   +1 more source

Operator Bias in the Estimation of Arc Efficiency in Gas Tungsten Arc Welding [PDF]

open access: yesSoldagem & Inspeção, 2015
In this paper the operator bias in the measurement process of arc efficiency in stationary direct current electrode negative gas tungsten arc welding is discussed.
openaire   +3 more sources

Investigation of low current gas tungsten arc welding using split anode calorimetry [PDF]

open access: yes, 2016
Most previous split anode calorimetry research has applied high weld currents which exhibit pseudo Gaussian distributions of arc current and power density.
Colegrove, Paul A.   +2 more
core   +1 more source

Arc pressure and weld metal fluid flow whilst using alternating shielding gases Part 1 : arc pressure measurement [PDF]

open access: yes, 2013
As part of an ongoing process to fully evaluate the effects of an alternating shielding gas supply on gas shielded welding processes, a comparison between the arc pressures generated using argon, helium, alternating shielding gases and pulsed GTAW has ...
Campbell, Stuart   +2 more
core   +1 more source

Study of the Effect of Process Parameters and Heat Treatment on the Formation and Evolution of Directed Energy Deposition of IN718‐CuCrZr Interface

open access: yesAdvanced Engineering Materials, EarlyView.
Bimetallic structures of Inconel 718 and CuCrZr are fabricated using the laser powder directed energy deposition method. The study reveals a strong dependence of interface characteristics such as width and interfusion on processing and heat treatment strategies.
Hamidreza Javidrad, Bahattin Koc
wiley   +1 more source

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