Welding Technology and Nondestructive Testing Research and Application Center (KTTMM)

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Gür, Cemil Hakan (14)
Tirkeş, Süha (10)
Yurtışık, Koray (7)
Batıgün, Caner (5)
Aydın, İbrahim (3)

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Analytical Chemistry (2)
Electrochemistry (2)
General Chemical Engineering (2)
Magnetic barkhausen noise (2)
Mechanical Engineering (2)

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2004 - 2009 (5)
2010 - 2019 (12)
2020 - 2024 (7)

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Journal Article (13)
Conference Paper (5)
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Recent Submissions

Influence of Shielding Gas on the Microstructure and Mechanical Properties of Duplex Stainless Steel in Wire Arc Additive Manufacturing Akbarzadeh, Elina; Yurtışık, Koray; Hakan Gür, C.; Saeid, Tohid; Tavangar, Reza (2024-01-01) This study investigates the influence of the shielding gas composition on the microstructural and mechanical properties of wire arc additive manufactured duplex stainless steel. The choice of shielding gas influences the q...
Effect of Aging Heat Treatment on Microstructure and Mechanical Properties of Additively Manufactured 18Ni300 Maraging Steel Aydın, İbrahim; Kaleli, Tuğçe; Gür, Cemil Hakan (2023-05-11)
SYNERGIC ARC ADDITIVE MANUFACTURING OF GRADED FERRITIC-AUSTENITIC TRANSITION INTERFACE MATERIALS FOR WELDING DISSIMILAR STEELS Balak, Onur; Çakmak Alpaslan, Hafize; Yurtışık, Koray (2022-10-19)
Effect of Secondary Austenite on Fracture Toughness Properties of Wire Arc Additively Manufactured Duplex Stainless Steels Yurtışık, Koray; Ersan, Batuhan; Akbarzadeh Chiniforoush, Elina; Gür, Cemil Hakan (2022-10-19)
Contribution of surface silanization process on mechanical characteristics of TPU-based composites involving feldspar and quartz minerals Bouzmane, Hajar; Tirkeş, Süha; Yilmaz, Volkan Murat; Tayfun, Umit; TİRKEŞ, SEHA (2022-09-01) In this study, quartz and feldspar powders were surface treated using a silane coupling agent to achieve a more compatible mineral surface with the polymer matrix. Details of surface characteristics of minerals were examin...
Effect of Heat Treatment on Microstructure and Mechanical Properties of Additively Manufactured 18Ni300 Maraging Steels Aydın, İbrahim; Yağmur, Aydın; Tirkeş, Süha; Gür, Cemil Hakan (2021-09-01) Recently, additive manufacturing of maraging steels has gained importance as an alternative to the traditional manufacturing techniques for aerospace components. In this study, various procedures were conducted to find ...
Effect of Submerged Arc Welding on High Temperature Tensile Properties of P91 Type Steel Aslam, Junaıd; Batıgün, Caner; Gür, Cemil Hakan (2021-9-01) There have been research efforts to increase the efficiency of power plants by improving creep-resistant steels having stable mechanical properties at elevated temperatures. The components operating at temperatures betwe...
Non Destructive Determination of Residual Stresses in the Spiral Submerged Arc Welded Steel Pipes Kaleli, Tuğçe; Gür, Cemil Hakan (2016-06-17) The residual stress state has a vital effect on the performance and service life of the welded structures. Thus, development of rapid and reliable nondestructive techniques to measure residual stresses is a critical task. ...
Investigating the effects of subsequent weld passes on surface residual stresses in steel weld merits by Magnetic Barkhausen Noise technique Gür, Cemil Hakan; Batıgün, Caner; Çam, İbrahim (American Society of Nondestructive Testing, 2016-03-01)
Güç-yoğun Dar Toleranslı Kaynak Yöntemlerinin Endüstriyel İmalata Adaptasyonuna Yönelik 4 Eksenli Manipulator Tasarımı ve Bütünlenmesi Gür, Cemil Hakan; Ertürk, Murat Tolga; Tirkeş, Süha; Yurtışık, Koray(2014-12-31) Büyük kütlelere sahip endüstriyel yapı ve ekipmanların kaynaklı imalatlarında, kaynak işleminden önce bir ön-montaj süreci söz konusudur. Bir araya getirilen alt-bütünler, bu ön-montaj aşamasının ardından kaynak marifetiyl...
Numerical and experimental determination of the residual stress state in multipass welded API 5LX70 plates Garipova, Nuriya; Batıgün, Caner; Gür, Cemil Hakan (2014-01-01) Residual stres s distributions in multipass welded API SL X70 steel plates were determined by numerical and experimental methods. SYSWELD finite element software was used for numerical simulations. Microstructure variation...
Numerical and Experimental Determination of the Residual Stress State in Multipass Welded API 5L X70 Plates Garipova, Nuriya; Batıgün, Caner; Gür, Cemil Hakan (2014-01-01) Residual stress distributions in multipass welded API 5L X70 steel plates were determined by numerical and experimental methods. SYSWELD finite element software was used for numerical simulations. Microstructure variations...
Fatigue Cracking of Hybrid Plasma Gas Metal Arc Welded 2205 Duplex Stainless Steel Yurtışık, Koray; Tirkeş, Süha (2014-01-01) Contrary to other keyhole welding applications on duplex stainless steels, a proper cooling time and a dilution were achieved during hybrid plasma gas metal arc welding that provided sufficient reconstructive transformatio...
Birleştirme Kenar Geometrisine Bağlı Gerçek Zamanlı Kaynak Eksen ve Parametre Kontrolü Geliştirilmesi Gür, Cemil Hakan; Tirkeş, Süha; Yurtışık, Koray; Ertürk, Murat Tolga(2013-12-20) Kaynak işlemlerinin otomasyonunda açık çevrim kontrol sistemleri yalnızca dar toleransla hazırlanmış birleştirme kenarları ve basit geometrili parçalar için kullanılabilmektedir. Kaynak otomasyonunun yaygınlaşması ve kayna...
Characterization of Duplex Stainless Steel Weld Metals Obtained by Hybrid Plasma-Gas Metal Arc Welding Yurtışık, Koray; Tirkeş, Süha; Gür, Cemil Hakan; Gürbüz, Rıza (FapUNIFESP (SciELO), 2013-07-01) Despite its high efficiency, autogenous keyhole welding is not well-accepted for duplex stainless steels because it causes excessive ferrite in as-welded duplex microstructure, which leads to a degradation in toughness and...
Kaynaklı İmalatların Kontrolünde İleri Ultrasonik Muayene Teknikleriile Hata Tespit Hassasiyetinin Araştırılması Ve Konvansiyonel Ultrasonik Teknikle Karşılaştırılması. Gür, Cemil Hakan(2012-12-31) Projenin kapsamı ileri ultrasonik muayene yöntemleriyle hata tespit ve karakterizasyonun konvansiyonel yönteme göre araştırılmasıdır. İlk olarak çeşitli numunelerde hazırlanacak yapay hatalar konvansiyonel tekniklerle ince...
Dp Çeliklerin Plazma Ark Kaynaklı Birleştirilmelerinde Mikroyapı Karakterizasyonu Ve Yorulma Çatlağı İlerleme Tavrının İncelenmesi Gür, Cemil Hakan(2010-12-31) AMAÇ VE GEREKÇE Projemizde, dubleks paslanmaz çeliklerinde (DPÇ) vazgeçilmez imalat yöntemlerinden biri olan kaynaklı imalatın verimliliğinin arttırılması ve ulusal endüstrileri, yabancı kaynaklı bilgi-deneyim bağımlılığın...
Non-destructive determination of residual stress state in steel weldments by Magnetic Barkhausen Noise technique Yelbay, Hasan İlker; Çam, İbrahim; Gür, Cemil Hakan (2010-01-01) The purpose of this study is non-destructive determination of residual stresses in the welded steel plates by Magnetic Barkhausen Noise (MBN) technique. A MBN-stress calibration set-up and a residual stress measurement sys...
Hot Cracking Susceptibility of Twin Roll Cast Al-Mg Alloy Welds Tirkes, Sueha; Batıgün, Caner; Ankara, Alpay (2010-01-01) The hot cracking susceptibility of two different Al-Mg alloys during welding at various applied strains was investigated. At each strain value, the amount of hot cracking susceptibility increased with increasing magnesium ...
Electrochemical polymerization and characterization of polyether-substituted aniline derivatives Tirkeş, Süha; Oenal, Ahmet M. (Wiley, 2007-08-01) New compounds consisting of aniline units linked by polyether bridges have been synthesized and their electrochemical polymerization was performed via constant potential electrolysis and cyclic voltammetry in an aqueous so...

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