Results 51 to 60 of about 70,728 (264)

Pengaruh besar arus pengelasan dan kecepatan volume alir gas pada proses las GMAW terhadap ketangguhan aluminium 5083

open access: yesJurnal Energi Dan Manufaktur, 2012
Level of welding current and flow rate of gas volume are welding parameters, which can influence result of welding process use of GMAW (Gas Metal Arc Welding) at material of Aluminium 5083.
I N Budiarsa
doaj  

Temperature Field of FeCrNiCu Alloy Forming Layers of Continuous Wave/Pulsed Laser Remanufacture

open access: yesCailiao gongcheng, 2017
The temperature field of FeCrNiCu alloy forming layers of continuous wave(CW) and pulsed laser remanufacture was analyzed using the non-contact infrared thermometer.The general rule of temperature field distribution of molten pool and heat-affected zone ...
REN Wei-bin   +5 more
doaj   +1 more source

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Weldability Assessment of Austenitic/Ferritic Clad Plates Joined by a Combined Laser Beam–Electric Arc Process

open access: yesJournal of Manufacturing and Materials Processing
The combined use of laser beam and electric arc for welding thick clad steel plates in a single pass has been developed to solve the issues concerning the individual applications of the heat sources, such as the low filling efficiency of conventional ...
Girolamo Costanza   +5 more
doaj   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Fracture of drilling head pipe connection due to quenching of heat affected zone (HAZ)

open access: yesMetalurgija, 2015
The drilling head pipe connection is made of quenched and tempered steel 34CrNiMo6. The steel characteristic is high hardenability. Due to unsuitable and untested welding technology the heat affected zone (HAZ) cooling rate after welding surpassed the ...
B. Zorc, M. Bizjak, B. Kosec, A. Nagode
doaj  

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 more
wiley   +1 more source

Microstructural investigation of the heat-affected zone of simulated welded joint of P91 steel

open access: yesMetalurgija, 2013
In the process of testing real components exposed to elevated temperature, it is not possible to neglect cracks. The most significant cracks can be induced by welding, which is applied for joining of structural components.
T. Vuherer   +4 more
doaj  

Factors governing heat affected zone during wire bonding

open access: yesTransactions of Nonferrous Metals Society of China, 2009
In the wire bonding process of microelectronic packaging, heat affect zone (HAZ) is an important factor governing the loop profile of bonding. The height of loop is affected by the length of the HAZ. Factors governing the HAZ were studied. To investigate this relationship, experiments were done for various sizes of wire and free air ball (FAB ...
Li-ning SUN, Yue-tao LIU, Yan-jie LIU
openaire   +1 more source

Prediction of Surface Topography Parameters in Direct Laser Interference Patterning of Stainless Steel Using Infrared Monitoring and Convolutional Neural Networks

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents an infrared monitoring approach for direct laser interference patterning (DLIP) combined with a convolutional neural network (CNN). Thermal emission data captured during structuring are used to predict surface topography parameters.
Lukas Olawsky   +5 more
wiley   +1 more source

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