Başlık için Teknoloji Fakültesi listeleme
Toplam kayıt 86, listelenen: 53-72
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Investigation of diffusion kinetics of plasma paste borided AISI 8620 steel using a mixture of B2O3 paste and B4C/SiC
(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
(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
(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
(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
(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 tribological behaviour of plasma paste boronized of AISI 8620, 52100 and 440C steels
(Niscair, 2011)In the present study, AISI 8620, 52100 and 440C steels were plasma paste boronized (PPB) by using 100% borax paste. PPB process was carried out in a dc plasma system at temperature of 700 and 800 °C for 3 and 5 h in a gas ... -
Investigation of wear and adhesion behaviors of borided steels
(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 ... -
An investigation on renewable energy education at the university level in Turkey
(2011)In the present study, to discover how teaching of renewable energy sources in Turkey is carried out at the university level, a questionnaire was developed and applied at different universities in Turkey. The analyses ... -
Joining of microwave sintered Fe-26Al, Fe-30Al, Fe-26Al-14Ti and Fe-30Al-14Ti powder mixtures by diffusion bonding using Cu interlayer [Mikrodalga ile sinterlenmiş Fe-26Al, Fe-30Al, Fe-26Al-14Ti ve Fe-30Al-14Ti toz karişimlarinin Cu aratabakali difüzyon kaynaǧi ile birleştirilmesi]
(Gazi Üniv. Müh. Mim. Fak. Der., 2012)Bu çalışmada, mikrodalga sinterleme yöntemi ile 550 ○C de 1 saat süreyle sinterlenmiş Fe-26Al, Fe-30Al, Fe-26Al-14Ti ve Fe-30Al-14Ti toz karışımlarının, elektrolitik bakır aratabaka kullanılarak difüzyon kaynağı yöntemiyle ... -
Kinetics of borided gear steels
(Springer, 2013)In this study, the case properties and diffusion kinetics of GS18NiMoCr36 (GS18), GS22NiMoCr56 (GS22) and GS32NiCrMo6.4 (GS32) gear steels borided in Ekabor-II powder were investigated by conducting a series of experiments ... -
Kinetics of plasma paste boronized AISI 8620 steel in borax paste mixtures
(Springer, 2013)In the present study, AISI 8620 steel was plasma paste boronized by using various borax paste mix tures. The plasma paste boronizing process was carried out in a dc plasma system at a temperature of 973, 1023 and 1073 K ... -
Kütlenin taşıt titreşimine etkisinin modal analizi kullanılarak belirlenmesi
(Makine Teknolojileri Elektronik Dergisi, Ocak 2009)Aracın, dört serbestlik derecede hareketi incelenmiştir. Modal analiz metodu uygulanmış, hesaplamalar için MATLAB da bir program yazılmıştır. Araçtaki kütlenin artışı, titreşim genliğinin azalmasına sebep olmuştur. Sönüm ... -
Mesleki ve teknik eğitimde eğitim modeli tasarımı
(2011)Türkiyedeki eğitim sistemi mesleki ve teknik eğitim sorunları kalifiye insan gücü yetiştirme ve çok amaçlı lise modeli üzerinde durulmuştur. -
Ortagonal kesme işleminde takım talaş temas uzunluğundaki değişimin araştırılması
(Journal of the Faculty of Engineering and Architecture of Gazi University, Ekim 2009)The tool-chip contact length has an important effect in view of tool life and tool wear in machining process. An increase in tool-chip contact length may results in a decrease of tool life. Besides the tool-chip contact ... -
Öğrenci profili
(2005)Bolvadin Meslek Yüksekokulu öğrenclleri üzerinde blr anket yapılmıştır Ankete katılan 156 öğrenclnin aile ortamı, ekonomik durumu. kitap ve gazete okuma alışkanlığı, sosyal faaliyetlere katılması, barındığı yerler ve ... -
Östemperlenmiş küresel grafitli dökme demirin mikro-aşınma davranışına östemperleme sıcaklığının etkisi
(Mayıs 2009)Bu çalısmada, östemperlenmis küresel grafitli dökme demirin (ÖKGDD) mikro-asınma davranısına östemperleme sıcaklıgının etkisi arastırılmıstır. 900 °C’de 60 dakika östenitlenen numuneler, 250, 300, 350 ve 400 ºC’lerde ... -
The place of mind and heart, our individual differences, in education
(2014)Human universe is an entity that related. Creative education of the recipient of the first orders have to use compatible human heart and mind. The universe of Names in the form of the existence of to reach people with our ... -
Plasma paste boronizing of AISI 8620, 52100 and 440C steels
(Elsevier, 2011)In the present study, AISI 8620, 52100 and 440C steels were plasma paste boronized (PPB) by using 100% borax paste. PPB process was carried out in a dc plasma system at temperature of 700 and 800 °C for 3 and 5 h in a gas ... -
Problem encountered in educating quanlified workforce in vocational high schools and solution seeking
(ICQH 2013 Proceedings Book, 03.12.2013)In this century, in which technological development proceeds, it is seen that manpower to work within production sector can not satisfy the expectations of sector. I>S a result, competition opportunities of companies ... -
Problems and solution offers related to the vocational and technical orientation in Turkey
(Şubat 2015)When we look at the process during which the need for manpower in the sectors related to production, decreased and a system based on automation, was implemented along with the use of technology in the production; the ...