Browsing Alüminyum Test Eğitim ve Araştırma Merkezi (ALUTEAM) by Issue Date
Now showing items 21-40 of 116
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The Effect of Retrogression and Re-Aging Treatment on Mechanical and Tribological Features of AA7075 Aluminium Alloy
(Wiley-VCH GmbH, 2019)In this study, T651-applied AA7075 alloy was subjected to retrogression and reaging (RRA) process. Various retrogression temperatures (180 °C, 280 °C, 370 ° C) and times (15 min, 30 min, 90 min) were used to determine the ... -
Cooling Slope Casting of AA7075 Alloy Combined with Reheating and Thixoforging
(Elsevier, 2019)Cooling slope casting has been applied to aluminium casting alloys for producing ingots with non-dendritic microstructure. Semi-solid forming of the AA7075 was studied via cooling slope casting, reheating and thixoforging ... -
Support Optimization for Overhanging Parts in Direct Metal Laser Sintering
(Elsevier, 2019)The present work focuses mainly on the utilization of different support profiles for overhang structures in EOS M290 Direct Metal Laser Sintering (DMLS) machine. Maraging steel (MS1) parts with large overhangs were ... -
Effects of Retrogression and Reaging Heat Treatment on the Microstructure, Exfoliation Corrosion, Electrical Conductivity, and Mechanical Properties of AA7050
(Wiley, 2019)The effects of different retrogression times and temperatures on the microstructure, electrical conductivity, exfoliation corrosion (EXCO), and hardness of the 7050 aluminium alloy were compared with the T6 and ... -
Effects of RRA Heat Treatment on the Exfoliation Corrosion (EXCO), Intergranular Corrosion (IGC), and Electrical Conductivity of AA7075 Alloy
(Wiley, 2019)The corrosion sensitivity of the AA7075 alloy is related to the distribution, size, continuous, or discontinuous network structure and electrochemical behavior of the grain boundary precipitates. In addition, changes in ... -
Investigation of the Effects of Different Heat Treatment Parameters on the Corrosion and Mechanical Properties of the AlSi10Mg Alloy Produced with Direct Metal Laser Sintering
(Wiley Online Library, 2019)In this study, AlSi10Mg samples produced by the direct metal laser sintering (DMLS) method were applied to heat treatment with different parameters (stress relief and T6). Heat‐treated and as‐built samples were subjected ... -
Investigation of the Relationship Between Intergranular Corrosion and Retrogression and Reaging in the AA6063
(Wiley Online Library, 2019)AA6063 was heat treated with different retrogression temperatures and durations, and the effect of heat treatment conditions on the microstructure, hardness, electrical conductivity, intergranular corrosion (IGC) and ... -
Benefits of Laser Beam Based Additive Manufacturing in Die Droduction
(Elsevier, 2019)The aim of this study was to benefit from the novel design and production freedom of laser manufacturing in order to alter the existing design concept of extrusion dies and to resolve the limits in die production. A ... -
Investigation of High Energy Single Pulse Effect on Micro Arc Oxidation (MAO) Process on Aluminium
(Avestia Publishing, 2019)Micro Arc Oxidation (MAO) was applied by using high-energy anodic/cathodic pulses with various pulse durations. Anodic and cathodic pulse couples were kept at a constant voltage of 500 volts. Energy of each pulse increased ... -
Reviving Ottoman Bird Palaces and Retro Approach with Additive Manufacting Method
(Elsevier, 2019)In recent years, three-dimensional printing technology has begun to be used as an alternative production technique as well as classical methods with technological developments. The Additive manufacturing (AM) production ... -
Effect of HIP Process and Subsequent Heat Treatment on Microstructure and Mechanical Properties of Direct Metal Laser Sintered AlSi10Mg Alloy
(Emerald, 2020)Purpose – The purpose of this paper is to evaluate the effect of post process combinations, e.g. hot isostatic pressing (HIP) only, HIP 1 T6 heat treatments, and T6 only, with different aging time, on surface properties, ... -
Processing and Characterization of Hollow Glass-Filled Polyamide 12 Composites by Selective Laser Sintering Method
(Taylor & Francis Ltd, 2020)Selective Laser Sintering (SLS) is an accepted and improving technique for additive manufacturing in many different areas, from the applications of aerospace to automotive, consumer products to dental and medical materials. ... -
Microarc Oxidation of Pure Aluminium in Alumina Containing Electrolytes
(Taylor & Francis Ltd, 2020)In this study, oxide coatings produced on commercially pure Al via 40-min microarc oxidation process in electrolytes containing Na2SiO3, KOH and α-Al2O3 powder were characterized by SEM-EDS, profilometry, XRD and ... -
Microstructure Evolution and Surface Quality of Laser-Sintered Maraging Steel Parts Produced on Different Building Platform Positions
(Elsevier, 2020)This study reveals the effects of building platform position on the surface quality and microstructure of maraging steel parts fabricated by Direct Metal Laser Sintering (DMLS). Six identical parts were produced with the ... -
Investigation of the Surface Quality and Dimensional Accuracy of Polymer Patterns Produced by Selective Laser Sintering (SLS) Method for Investment Casting (IC)
(Taylor & Francis Group, 2020)In this study, Polymer (Primecast® 101-EOS)patterns were produced with the EOS Formiga P110 system, and these patterns were compared with conventional wax patterns using their suitability for the investment casting (IC) ... -
A Study on the Effects of Different Heat-Treatment Parameters on Microstructure–Mechanical Properties and Corrosion Behavior of Maraging Steel Produced by Direct Metal Laser Sintering
(Wiley, 2020)Herein, direct aging (aged‐490 °C/6 h) and solution heat treatment and subsequent aging (SHT‐940 °C/2 h + 490 °C/6 h) heat treatments are applied to maraging steel (MS1) produced by direct metal laser sintering (DMLS) ... -
Eklemeli Üretim Teknolojileri Üzerine Bir Derleme
(Niğde Ömer Halisdemir Üniversitesi, 2020)Eklemeli üretim, bir 3B CAD modelinin, malzemenin tabakalar halinde birleştirilerek fiziksel bir parçaya dönüştürüldüğü üretim işlemidir. Eklemeli üretim son yıllarda oldukça önem kazanmış ve gelecekte daha çok hayatımızda ... -
Mimari Planlamada, Günışığı Etkinliğinin Arttırılması İçin Kurgusal Tasarım Destek Modeli
(Mimar Sinan Güzel Sanatlar Üniversitesi, 2020)Mimaride günışığı etkinliği mekânsal kaliteyi arttıran ve insanın doğa ile bütünleşmesini sağlayan önemli bir mekânsal tasarım girdisidir. Sürdürülebilirlik kavramı ile birlikte mekânsal konfor şartlarının daha fazla ... -
Unmanned Aerial Vehicle Production with Additive Manufacturing
(Online, 2020)In this study, unmanned aerial vehicle (UAV) design, analysis and production was made using selective laser sintering (SLS) system. Four different aircraft bodies were designed in the interdisciplinary project, one of the ... -
Improving the Surface Quality and Mechanical Properties of Selective Laser Sintered PA2200 Components by the Vibratory Surface Finishing Process
(Springer, 2021)This paper attempts to improve the physical and mechanical properties of selective laser sintered polyamide PA2200 components through a vibratory surface finishing process by inducing severe plastic deformation at the ...