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Numerical Investigation of Heat Current Study Across Different Platforms in SLM Processed Multi-Layer AlSi10Mg
(Elsevier, 2018)Selective Laser Melting (SLM) of three dimensional multi-layer model is being numerically investigated using finite element method with academic ANSYS software. The temperature distribution and melt pool formation with ... -
Parameters Optimization for Horizontally Built Circular Profiles: Numerical and Experimental Investigation
(Elsevier, 2018)Selective laser melting (SLM), a type of additive manufacturing (AM) process, is chosen for direct fabrication of powder-based functional metallic objects. The designing of small circular geometries or overhang surfaces ... -
Investigation of Elemental Distribution in the Sheet Sections After Aluminum Continuous Sheet Casting, Cold Rolling and Heat Treatment Processes
(TMS Annual Meeting & Exhibition, 2018)Aluminum is used in millions of different products in many diverse industries from the aerospace industry to the food industry. Owing to its low density, high strength when alloyed, high elasticity, recyclability, high ... -
Effect of Building Platform Position on the Surface Quality, Dimensional Accuracy, and Geometrical Precision of Direct Metal Laser Sintering (DMLS) Parts
(Euro PM 2018 Congress and Exhibition, 2018)This paper presents the variations of surface roughness and geometrical precision of Direct Metal Laser Sintering (DMLS) parts depending on their positions on the building platform of EOS M290. A distinctive design was ... -
Double Stud Cargo Fitting Research, Alternative Cargo Clip Design and Analysis
(Embry-Riddle Aeronautical University, 2019)In air transportation, fixing the cargo inside the aircraft is important in terms of both flight safety and operational process. Positioning and fixing of the cargo to the aircraft within a short period of time without any ... -
Effect of Secondary Phases on 475°C Embrittlement of 1.4462 and 1.4501 Duplex Stainless Steels at Short-term Heat Treatment Conditions
(IOP Publishing Ltd, 2019)Duplex stainless steels (DSSs) are classified according to their chemical composition. Also, the formation of the secondary phases can be defined as a main problem of the DSSs. In this study, decomposition of chromium ... -
Effect of RRA Heat Treatment on Corrosion and Mechanical Properties of AA7075
(Wiley, 2019)In this study, a retrogression process (R) has been applied to AA7075 at 180, 240, and 370°C for 15, 30, 90, and 120 min. After the retrogression, reaging treatment (RA) was reapplied with T6 conditions (120°C for 24 ... -
Influence of The Phase Balance and Cooling Conditions on The Microstructure and Corrosion Behavior of Solution-treated 1.4462 Duplex Stainless Steel
(IOP Publishing, 2019)In this study, effect of cooling rate on the microstructure and corrosion behavior of the solutiontreated 1.4462 alloy was investigated. 1.4462 alloy was heat-treated at 1000 °C, 1120 °Cand 1200 °C for different duration ... -
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 ... -
Antibacterial Characteristics of Nanofiber Structures Obtained by Benzalkonium Chloride Additive Poly (Vinyl Alcohol)/Gelatin
(Marmara Üniversitesi, 2019)Polyvinyl alcohol (PVA) is a hydrophilous and semi-crystallized. It has attracted much relevancy due to its pretty chemical endurance, fine thermal determination, decent physical specialities, wonderful bio-compatibility ... -
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, ...
