Yazar "Coşkun, Mert" için listeleme
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Benefits of Laser Beam Based Additive Manufacturing in Die Droduction
Öter, Zafer Çağatay; Coşkun, Mert; Akça, Yaşar; Sürmen, Ömer; Yılmaz, Mustafa Safa; Özer, Gökhan; Tarakçı, Gürkan; Koç, Ebubekir (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 ... -
Effect of Aging and Finish Machining on the Surface Integrity of Selective Laser Melted Maraging Steel
Taşçıoğlu, Emre; Khan, Hamaid Mahmood; Kaynak, Yusuf; Coşkun, Mert; Tarakçı, Gürkan; Koç, Ebubekir (Emerald Publishing Limited, 2021)Purpose – The present study aims to investigate the effect of finish machining and aging processes on the surface integrity of the selective laser melted (SLM) maraging steel samples and compared them with those obtained ... -
Effect of Building Platform Position on the Surface Quality, Dimensional Accuracy, and Geometrical Precision of Direct Metal Laser Sintering (DMLS) Parts
Öter, Zafer Çağatay; Coşkun, Mert; Koç, Ebubekir (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 ... -
Effect of HIP Process and Subsequent Heat Treatment on Microstructure and Mechanical Properties of Direct Metal Laser Sintered AlSi10Mg Alloy
Ertuğrul, Onur; Öter, Zafer Çağatay; Yılmaz, Mustafa Safa; Şahin, Ezgi; Coşkun, Mert; Tarakçı, Gürkan; Koç, Ebubekir (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, ... -
Improving the Surface Quality and Mechanical Properties of Selective Laser Sintered PA2200 Components by the Vibratory Surface Finishing Process
Khan, Hamaid M.; Sirin, Tolga B.; Tarakçı, Gürkan; Bulduk, Mustafa E.; Coşkun, Mert; Koç, Ebubekir; Kaynak, Yusuf (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 ... -
Investigation of Direct Metal Laser Sintering Downskin Parameters’ Sagging Effect on Microchannels
Çalışkan, Cemal İrfan; Özer, Gökhan; Coşkun, Mert; Koç, Ebubekir (Springer, 2021)Additive manufacturing technology is an innovative and advantageous production technology in producing microchannels, heat exchangers designed in complex geometries. Process parameters developed to provide production ... -
Investigation of Manufacturability and Efficiency of Micro Channels with Different Geometries Produced by Direct Metal Laser Sintering
Çalışkan, Cemal İrfan; Coşkun, Mert; Özer, Gökhan; Koç, Ebubekir; Vurkır, Turgut Azer; Yöndem, Gökay (Springer, 2021)Manufacturability without supports in design studies for additive manufacturing (AM) brings many advantages such as time, cost, part surface quality, and design freedom. It is thought that the geometries that can be ... -
Investigation of the Effect of Process Parameters and Geometry-Related Variations on Residual Stress for Aluminum 7050 Alloy Produced via Laser Powder Bed Fusion
Coşkun, Mert; Sağbaş, Binnur; Akyıldız, Yağız; Odabaş, Ömür Can (Springer, 2024)Laser powder bed fusion (L-PBF), one of the additive manufacturing methods, has gained an important place in several fields like aviation, space biomedical, etc., due to its advantages, such as producing complex shaped ... -
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
Özer, Gökhan; Tarakçı, Gürkan; Yılmaz, Mustafa S.; Öter, Zafer Çağatay; Sürmen, Ömer; Akça, Yaşar; Coşkun, Mert; Koç, Ebubekir (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 ... -
Recycling of Additive Manufactured Alsi10mg and İts Effect on Mechanical Properties
Coşkun, Mert; Dizdar, Kerem Can; Tarakçı, Gürkan; Özer, Gökhan; Dispinar, Derya (Elsevier, 2022)Energy savings and sustainability have become the critical factors for economic development. Recycling of aluminum has been studied for a long time. It is well known that there is a significant difference in terms of energy ... -
Selective Laser Sintering of Aluminum Extrusion Dies
Koç, Ebubekir; Akça, Yaşar; Öter, Z. Çağatay; Coşkun, Mert (FSM Vakıf Üniversitesi, 2016-12)In this study, geometric forms of maraging steel dies used in aluminum extrusion were optimized by means of flow dynamics as well as surface quality and mechanical properties of the final part. Maraging steel (MS1) dies ... -
Thermo‑Mechanical Simulations of Selective Laser Melting for AlSi10Mg Alloy to Predict the Part‑scale Deformations
Söylemez, Emrecan; Koç, Ebubekir; Coşkun, Mert (Springer, 2019)Abstract Selective laser melting (SLM) is one of the most frequently employed metal additive manufacturing methods. Various industries such as aerospace, automotive, biomedical, and tooling utilize SLM parts. Although ... -
Unmanned Aerial Vehicle Production with Additive Manufacturing
Koç, Ebubekir; Çalışkan, Cemal İrfan; Coşkun, Mert; Khan, Hamaid Mahmood (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 ...
