Browsing İmalat Mühendisliği Bölümü by Author "0000-0001-7293-0723"
Now showing items 1-20 of 23
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Austempering Ce-La inoculated solution strengthened ferritic ductile cast irons
Yılmaz, Serdar Osman; Teker, Tanju; Demir, Demet (REDAKCIA KOVOVE MATERIALYUL RACIANSKA 75, PO BOX 95, 830 08 BRATISLAVA 38, SLOVAKIA, 01 Februar)The influence of austempering conditions on the microstructure, hardness, tensile strength, and impact toughness of Ce-La inoculated solution-strengthened ferritic ductile irons was analyzed. The austempering was performed ... -
Characterization of mechanically alloyed Fe based and MoNiAl+Al2O3 reinforced composites
Yılmaz, S. Osman; Teker, Tanju; Eker, Hüseyincan (https://www.degruyter.com, 2021)Fe-MoNiAl-Al2O3 powders were mechanically alloyed by a SPEX type attritor. The Fe based composite samples were reinforced with complex mechanically alloyed Fe-MoNiAl-Al2O3 particles in different ratios and Fe matrix ... -
Effect of alloying elements on mechanical behaviour of Cu-Zn-Sn bronzes
Teker, Tanju; Yilmaz, S. Osman; Bulus, Ercan (WALTER DE GRUYTER GMBHGENTHINER STRASSE 13, D-10785 BERLIN, GERMANY, 8 March 20)The effect of Fe, P and Mn on microstructure and fatigue properties of CuZnSn bronzes investigated with optical microscopy and scanning electron microscopy, energy dispersive spectroscopy, X-ray diffraction, hardness, ... -
Effect of Austempering Treatment on Metallurgical Structure of Ce Inoculated X210Cr12 Cold Work Tool Steel
Teker, Tanju; Yılmaz, S. Osman; Özmen, S. (http://www.degruyter.com, 21 Februar)The effect of austempering treatment on metallurgical structure of X210Cr12 cold work tool steel inoculated with Ce was researched. Microstructural changes, elemental characterizations, and phase formations of the samples ... -
Effect of FeTi-FeB Inoculation on Shape of Carbide Reinforcements in Hypoeutectic High Chromium White Cast Irons
Teker, Tanju; Yılmaz, S. Osman; Savaş, İ. (http://www.degruyter.com, 16 March 2)FeTi-FeB was added to molten high chromium white cast iron in amounts of 0.5–2.5 wt% at 50 °C above the melting temperature. The samples were produced in four groups. The first group samples were investigated as cast, the ... -
Effect of Ni on microstructure and wear behaviour of 13Cr-W-Mo-2C white cast iron
Teker, Tanju; Serdar, Osman (CONSEJO SUPERIOR INVESTIGACIONES CIENTIFICAS-CSICEditorial CSIC, C/VITRUVIO 8, 28006 MADRID, SPAIN, 30 June 20)The effect of Ni concentration on the microstructure and wear performance of 13Cr-(0.5-7.0) Ni-W-Mo-Mn-2C white cast iron subjected to homogenization heat treatment was examined. Concentration of Ni was altered in the range ... -
Effect of rotary friction welding on mechanical properties of 6060 Al alloy
Teker, Tanju; Soysal, Tayfun; Akgün, Gökçen (https://revistademetalurgia.revistas.csic.es, 2021)6xxx series of aluminum alloys are prone to cracking when fusion welded without a proper filler metal. Alternatively, these alloys can be welded by rotary friction welding, a solid-state welding process, without using ... -
Effect of Thermomechanical Process on Mechanical Properties of CuZn10 Alloy
Teker, Tanju; Yılmaz, S. Osman; Batmaz, Yaşar Onur; Yüksel, Çağlar (http://www.degruyter.com, 07 July 20)The effects of thermomechanical processing on the grain size, tensile strength, and strain rate of a CuZn10 alloy were investigated. Microstructures of thermomechanically treated samples were introduced using a scanning ... -
Friction welding of high Cr white cast iron to AISI 1030 steel with Ni interlayer
Teker, Tanju; Karakurt, Eyyüp Murat (https://www.degruyter.com, 2021)In this study, the effect of friction time on microstructure and weldability of AISI 1030 steel with nickel interlayer and high chromium white cast iron welded by the friction welding method were investigated experimentally. ... -
Heat affected zone and weld metal analysis of HARDOX 450 and ferritic stainless steel double sided TIG-joints
Teker, Tanju; Gençdoğan, Denizer (https://www.degruyter.com, 2021)In this study, AISI 430 and HARDOX 450 grade steel are joined using a double-sided tungsten inert gas welding process. The microstructural properties of weld metal and HAZ were evaluated by optical microscopy, energy ... -
Improvement of metallurgical properties of A356 aluminium alloy by AlCrFeSrTiBSi master alloy
Teker, Tanju; Yılmaz, Serdar Osman; Karakoca, Alper (WALTER DE GRUYTER GMBHGENTHINER STRASSE 13, D-10785 BERLIN, GERMANY, 3 February)A new AlCrFeSrTiBSi master alloy was manufactured by in situ synthesis in Al melt, and compared with AlBSr master alloy. Microstructures of A356 alloy modified with AlCrFeSrTiBSi master alloy were investigated, and the ... -
Investigation of Surface Properties and FeB-Fe2B Layer Formation in Pack Boronizing of Cementation Steel
Teker, Tanju; Sarı, Murat (World Scientific Publishing Co. Pte. Ltd., 01 Septemb)In this study, cementation steel was boronized at 1050∘C for 6h, 8h, and 10h. Microstructural change on the surface of the samples after boronization was detected by optical microscope (OM), scanning electron microscope ... -
Joint performance of medium carbon steelaustenitic stainless steel double-sided TIG welds
Teker, Tanju; Aydın, Sinan; Yılmaz, Serdar Osman (WALTER DE GRUYTER GMBHGENTHINER STRASSE 13, D-10785 BERLIN, GERMANY, 3 February)AISI 1040 and AISI 304 steel plates of 10 mm were joined without pretreatment by double-sided TIG arc welding (DSAW). Joints were manufactured by using welding currents of 420, 440, and 460 A. The microstructural variations ... -
Mechanical Performance and Weldability of HARDOX 450/AISI 430 Grade Joined by TIG Double Sided Arc Welding
Teker, Tanju; Gençdoğan, Denizer (http://www.degruyter.com, 04 Novembe)AISI 430 and HARDOX 450 grades were combined using tungsten inert gas double-sided welding process. Microstructural changes were evaluated with scanning electron microscope, energy dispersive spectrometry, electron back ... -
Metallographic Study and Wear Behavior of Cu Based FeTi Reinforced Composites
Teker, Tanju; Serdar, Osman; Karabeyoğlu, Sencer Süreyya (World Scientific Publishing Co. Pte. Ltd., 31 January)Cu-based FeTi-reinforced metal matrix composites (MMCs) were produced with FeTi reinforcement additions of 6, 9, 12, 15 and 18wt.% by powder metallurgy. Microstructural characterization of Cu-based FeTi-reinforced composites ... -
Metallurgical and Mechanical Characteristics of Friction Welded Joint of 27 wt.%CrWCI/AISI 1040 Steel
Teker, Tanju; Özaslan, Mustafa (www.springer.com, 2021)In this study, metallurgical properties of AISI 1040 steel and high-chromium white cast iron joined using friction welding process was investigated experimentally. Scanning electron microscopy, optical microscopy, ... -
Metallurgical Properties of Borid Layers Formed in Pack Boronized Cementation Steel
Teker, Tanju; Sarı, Murat (http://www.degruyter.com, 06 Septemb)In the present study, cementation steel was exposed to boronizing process at 950 °C for 6, 8, and 10 h. Microstructural changes on the surface of the samples after boron operation were inspected by optical microscope, ... -
Microstructure and Fatique Performance of Cu Based M7C3 Reinforced Composites
Teker, Tanju; Yılmaz, S. Osman; Karabeyoğlu, S. Süreyya (http://www.degruyter.com, 09 March 2)Cu\Fe–Cr–C metal matrix composites (MMCs) were produced with a reinforcer addition of 6, 9, 12, 15, and 18 wt% Fe–Cr–C by powder metallurgy. The effects of sintering temperatures on Cu-based Fe–Cr–C-reinforced composites ... -
Microstructure and Mechanical Characteristics of AISI 304 / DUROSTAT 500 Steel Double-Side TIG Welds
Teker, Tanju; Güneş Ahmet (http://www.degruyter.com, 08 August )In this study, AISI 304 stainless steel and DUROSTAT 500 steel are combined using TIG double-sided arc welding. Microstructural differences of welded joints were researched by using a scanning electron microscope (SEM), ... -
Microstructure and Mechanical Characteristics of AISI 304 / DUROSTAT 500 Steel Double-Side TIG Welds
Teker, Tanju; Güneş, Ahmet (http://www.degruyter.com, 05 August )In this study, AISI 304 stainless steel and DUROSTAT 500 steel are combined using TIG double-sided arc welding. Microstructural differences of welded joints were researched by using a scanning electron microscope (SEM), ...