Results 21 to 30 of about 203,033 (304)

Effect of torch angle on arc properties and weld pool shape in stationary GTAW [PDF]

open access: yes, 2013
In this paper, a three dimensional numerical simulation is performed on a stationary arc to study the effect of torch angle in gas tungsten arc welding (GTAW) of SS304 stainless steel.
Abid, Muhammad   +4 more
core   +1 more source

Pitting and Crevice Corrosion Behavior of the Duplex Stainless Steel UNS S32205 Welded by Using the GTAW Process

open access: yesMaterials Research, 2022
This study investigated the pitting and crevice corrosion behavior of the gas tungsten arc welding (GTAW) process in the UNS S32205 according to industrial parameters.
Yamid E. Nuñez de la Rosa   +3 more
doaj   +1 more source

Generation, structure and properties of the modified welding seams

open access: yesЛитьë и металлургия, 2018
Preparation, structure and properties of modified welds by using electrodes with coatings, which contain, along with classical components, a modifying ligature.
F. G. Lovshenko, A. I. Khabibulin
doaj   +1 more source

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

Graphic Ecologies

open access: yesEnquiry: The ARCC Journal of Architectural Research, 2014
This essay describes strategic approaches to graphic representation associated with critical environmental engagement and that build from the idea of works of architecture as stitches in the ecological fabric of the city. It focuses on the building up of
Brook Weld Muller
doaj   +1 more source

STUDY OF FATIGUE CHARACTERISTICS OF KEY WELDS OF MODULAR DRILLING DERRICKS

open access: yesCT&F Ciencia, Tecnología & Futuro, 2023
Driven by the gradual development of oil and natural gas resources, the global use of rigs and the number of wells rise steadily. Modular rigs play an important role in oil exploration because of their efficient transport, economy, echnological ...
Jialin Tian   +3 more
doaj   +1 more source

System maintains constant penetration during fusion welding [PDF]

open access: yes, 1967
Servo system senses variations in fusion welding process, and adjusts the control parameters to compensate for them. The system assumes a correlation between uniform weld penetration and temperature gradients near the molten puddle.
Cook, G., Mc~campbell, W. M.
core   +1 more source

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

RESEARCH REGARDING THE MEASUREMENT POSSIBILITIES OF THE THERMAL CYCLE IN WELDING [PDF]

open access: yesFiabilitate şi Durabilitate, 2023
In fusion welding processes, the components to be joined are subjected to a thermal cycle which influences their microstructure and thus the resulting mechanical properties and the behavior of the resulting welded construction in exploitation.
Adrian FLOREA   +4 more
doaj  

Studies on fatigue behaviour of weld-bonds of Al-Mn-Mg alloy [PDF]

open access: yes, 2013
In the present paper, fatigue and metallurgical behaviour of weld-bonds and adhesive bonds developed using 2 mm thick aluminium alloys namely 5052 alloy have been reported. Weld-bonds were prepared using structural adhesive (Epoxy resin) and spot welding
Dwivedi, Dheerendra, Mittal, Mayank
core  

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