Results 41 to 50 of about 116,100 (353)

Novel Technique for Enhancing the Strength of Friction Stir Spot Welds through Dynamic Welding Parameters

open access: yesMetals, 2021
Presently, friction stir spot welding (FSSW) has become a common alternative for spot welding technologies. Over the years, researchers have implemented various methods for enhancing weld strength.
Ahmed Badwelan   +3 more
doaj   +1 more source

Multi-response optimization of CO2 laser welding process of austenitic stainless steel [PDF]

open access: yes, 2008
Recently, laser welding of austenitic stainless steel has received great attention in industry, due to its wide spread application in petroleum refinement stations, power plant, pharmaceutical industry and households.
Benyounis, Khaled   +2 more
core   +1 more source

TAGUCHI EXPERIMENTAL DESIGN AND ARTIFICIAL NEURAL NETWORK SOLUTION OF STUD ARC WELDING PROCESS

open access: yesJournal of Engineering, 2010
Stud arc welding has become one of the most important unit operations in the mechanical industries. The need to reduce the time from product discovery to market introduction is inevitable. Reducing of standard deviation of tensile strength with desirable
Nabeel K. Abid Al-sahib   +2 more
doaj   +1 more source

Control of welding residual stress for dissimilar laser welded materials [PDF]

open access: yes, 2008
The most common problem of welding dissimilar metals (DMWs) with respect to residual stresses is the differences in the coefficient of thermal expansion and heat conductivity of the two welded metals.
A.G. Olabi   +15 more
core   +1 more source

FEA of GTAW process parameters for dissimilar materials of aluminium alloys [PDF]

open access: yesE3S Web of Conferences
The precision and adaptability of Gas Tungsten Arc Welding (GTAW), a popular welding technique, are well-known when it comes to combining disparate materials, especially aluminum alloys.
Panthangi Ravi Kumar   +6 more
doaj   +1 more source

Robotized FSW – Evolution of forces and torque with nonlinear welds [PDF]

open access: yes, 2014
The main purpose of the article is to study the evolution of the welding forces and torque with non-straight welding path. The main studies performed on forces and torque are usually done on plane straight welding path when the processing parameter are ...
ABBA, Gabriel   +6 more
core   +2 more sources

Experimental investigation of the weldability of tubular dissimilar materials using the electromagnetic welding process [PDF]

open access: yes, 2017
This paper describes the magnetic pulse welding process (MPW) for tubes. Material combinations of aluminium to steel and copper to aluminium were experimentally evaluated.
De Waele, Wim   +2 more
core   +2 more sources

Low‐Cost, Large‐Scale Nanoporous Metals by Mechanical Alloying, Oxide Reduction, and Dealloying of Powders

open access: yesAdvanced Engineering Materials, EarlyView.
Powder metal processing provides scalable advantages in nanoporous (np) metal development. Mechanical alloying is used to produce unique precursors for hybrid nanopore formation by oxide reduction and dealloying. As demonstrated in np Ag, this approach improves process efficiency while promoting smaller ligaments and larger pores, both of which are ...
Mark A. Atwater, Oliver A. Fowler
wiley   +1 more source

Finite element simulation of magnesium alloys laser beam welding [PDF]

open access: yes, 2010
The authors are grateful to FONDERIE MESSIER (HONSEL group) that provided the as-cast magnesium alloy workpieces. The authors would like also to acknowledge the technical support of Dr.
BARRALLIER, Laurent   +4 more
core   +5 more sources

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

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