Kurum Yazarı "Kayalı, Yusuf" Makaleler İçin Listeleme
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Adhesion and wear properties of boro-tempered ductile iron
Kayalı, Yusuf; Yalçın, Yılmaz; Taktak, Şükrü (Elsevier, 2011)In this study, adhesion and wear properties of boro-tempered ductile iron (BDI) were investigated. Boro-tempering was carried out on two stage processes i.e. boronizing and tempering. At the first stage, ductile iron samples ... -
Analysis with taguchi method of wear behaviors of borided AISI 52100 steels
Kayalı, Yusuf; Gökçe, Barış; Mertgenç, Ersan; Çolak, Fatih; Kara, Rıza (Journal of The Balkan Tribological Association, 2013)In this study, case properties and analysis of wear behaviour of borided AISI 52100 steel with the Taguchi method were investigated by conducting a series of experiments in Ekabor-II powders at process temperatures of 850, ... -
Characterization and Rockwell-C adhesion properties of chromium-based borided steels
Kayalı, Yusuf; Taktak, Şükrü (Journal of Adhesion Science and Technology, 2015)In this study, adhesion properties of boride layers formed on the surface of AISI 52100, AISI 5140, AISI 440C, AISI 420 and AISI 304 steels were investigated. Boronizing treatment was carried out in Ekabor-II powders at ... -
The corrosion and wear behavior of TiN and TiAlN coated AISI 316 L stainless steel
Kayalı, Yusuf (Springer, May 2014)In this study, TiN and TiAlN coatings were deposited on AISI 316 L stainless steel substrates by PVD techniques. The composition and crystalline structure of the as-deposited coatings were analyzed by energy dispersive ... -
Corrosion and wear behaviors of boronized AISI 316L stainless steel
Kayalı, Yusuf; Büyüksağiş, Aysel; Yalçın, Yılmaz (Springer, 2013)In this study, the effects of a boronizing treatment on the corrosion and wear behaviors of AISI 316L austenitic stainless steel (AISI 316L) were examined. The corrosion behavior of the boronized samples was studied via ... -
Corrosion behavior of boro-tempered ductile iron
Kayalı, Yusuf; Büyüksağiş, Aysel; Yalçın, Yılmaz (Springer, May 2010)In this study, the effect of boro-tempering heat treatment on the microstructure and corrosion behavior of unalloyed ductile iron was investigated. The corrosion characteristics of ductile iron have been determined by ... -
Diffusion kinetics of borided AISI 52100 and AISI 440C steels
Kayalı, Yusuf; Güneş, İbrahim; Ulu, Sinan (Elsevier, 2012)In this study, the case properties and diffusion kinetics of AISI 440C and AISI 52100 steels borided in Ekabor-II powder were investigated by conducting a series of experiments at temperatures of 1123, 1173 and 1223 K for ... -
The effects of boro-tempering heat treatment on microstructural properties of ductile iron
Kayalı, Yusuf; Yalçın, Yılmaz (Elsevier, March 2011)In this study, the effects of boro-tempering heat treatment on microstructural properties of ductile iron were investigated. Test samples with dimensions of 10 × 10 × 55 mm were boronized at 900 °C for 1, 3 and 5 h and ... -
Electrochemical corrosion behavior of high velocity Oxy-Fuel (HVOF) superalloy coatings on ductile irons
Kayalı, Yusuf; Karabaş, Muhammet; Yalçın, Yılmaz; Büyüksağiş, Aysel; Talaş, Şükrü (Sakarya University Journal of Science, 2019)In this study, alloyed and unalloyed ductile irons (DI) were coated with two different Ni-based superalloy materials by HVOF method. Microstructure and phase analyzes of the coatings were performed by using SEM, EDX, XRD ... -
Investigation of corrosion and wear behavior of borided AISI P20 steel in micro-wave furnace
Kayalı, Yusuf; Barut, Nusrettin; Talaş, Şükrü; Büyüksağiş, Aysel (IOP Publishing, 2019)In this study, the effect of microwave boronizing treatment on the corrosion and wear behaviour of boride layer formed on AISI P20 steel have been investigated. The boronizing treatment was carried out using Ekabor-II ... -
Investigation of corrosion behaviors at different solutions of boronized AISI 316L stainless steel
Kayalı, Yusuf; Büyüksağiş, Aysel; Güneş, İbrahim; Yalçın, Yılmaz (Springer, May 2013)In this study, corrosion behaviors of boronized and non-boronized AISI 316L stainless steel (AISI 316L SS) were investigated with Tafel extrapolation and linear polarization methods in different solutions (1 mol dm−3 HCl, ... -
Investigation of diffusion kinetics of borided AISI P20 steel in micro-wave furnace
Kayalı, Yusuf (Elsevier, 2015)In present study, kinetics of borides formed on AISI P20 steel has been investigated by boronizing treatment which was carried out in Ekabor-II powders at the process temperatures of 1123, 1173 and 1223 K for 2, 4 and 6 h ... -
Investigation of diffusion kinetics of plasma paste borided AISI 8620 steel using a mixture of B2O3 paste and B4C/SiC
Güneş, İbrahim; Şükrü, Taktak; Yalçın, Yılmaz; Şükrü, Ülker; Kayalı, Yusuf; Bindal, Cuma (Springer, 2013)In the present study, AISI 8620 steel was plasma paste borided by using various B2O3 paste mixture. The plasma paste boriding process was carried out in a dc plasma system at temperatures of 973, 1023 and 1073 K for 2, ... -
Investigation of electrochemical corrosion behavior in a 3.5wt.% NaCl solution of boronized dual-phase steel
Kayalı, Yusuf; Anatürk, Bilal (Elsevier, April 2013)In this study, corrosion behaviors of boronized and non-boronized dual-phase steel were investigated with Tafel extrapolation and linear polarization methods in a 3.5 wt.% NaCl solution. Microstructure analyses show that ... -
Investigation of mechanical properties of boro-tempered ductile iron
Kayalı, Yusuf; Taktak, Şükrü; Ulu, Sinan; Yalçın, Yılmaz (Elsevier, 2010)In this study, the effects of boro-tempering heat treatment on mechanical properties of ductile iron were investigated. Standard tensile test samples and unnotched Charpy specimens were boronized at 900 °C for 1, 3 and 5 ... -
Investigation of surface properties and wear resistance of borided steels with different B4C mixtures
Güneş, İbrahim; Kayalı, Yusuf (Niscair, 2012)Boriding is a thermo-chemical surface hardening treatment applied to iron based materials. This treatment is performed by boron element diffusing into iron based materials at high temperatures. Wear resistance increases ... -
Investigation of the diffusion kinetics of borided stainless steels
Kayalı, Yusuf (Springer, December 2)In this study, the kinetics of borides formed on AISI 420, AISI 304 and AISI 304L stainless steels was investigated. Boronizing treatment was carried out using Ekabor-II powders at the processing temperatures of 1123, 1173 ... -
Investigation of wear and adhesion behaviors of borided steels
Kara, Rıza; Çolak, Fatih; Kayalı, Yusuf (Springer, 2016)In this study, AISI P20, H13 and D2 steels were pack borided at 900 and 950 °C for retention times of 2, 4 and 6 h. The boride layer thickness values changed depending on the chemical composition of the steels. The hardness ... -
Wear and corrosion behaviour of borided and nitrided m2 high speed steel
Kayalı, Yusuf (Journal of the Balkan Tribological Association, 2013)Boriding and nitriding lead to improved tribological and corrosive properties of M2 high speed steel. Boronising treatment was carried out in Ekabor-II powders at the process temperature of 950 degrees C for 4 h. Gas ...