Yazar "Hekimoğlu, Ali Paşa" için listeleme
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Bor ile yapılan tane inceltmenin Al-30Zn alaşımının mikroyapı ve mekanik özelliklerine etkisi
Hekimoğlu, Ali Paşa; Turan, Yunus Emre; İsmailoğlu, İlhan İlker; Akyol, Musab Ensar; Şen, Ercan (Gazi Univ, Fac Engineering Architecture, 2019)In this study, one binary aluminum-zinc (Al-30Zn) alloy and nine ternary aluminum-zinc-boron [Al-30Zn-(0.01-2) B] alloys were produced by permanent mold casting method. Structural properties of the produced alloys were ... -
Current technologies for aluminum castings and their machinability
Bayraktar, Şenol; Hekimoğlu, Ali Paşa (Elsevier, 2021)Metal casting is one of the leading production techniques for three-dimensional parts in manufacturing industry. The casting process consists of many stages such as design, determination of chemical composition (alloying), ... -
Çinko Oranının Al-(5-50)Zn Alaşımlarının Yapısal ve Mekanik Özelliklerine Etkisi
Hekimoğlu, Ali Paşa; Turan, Yunus Emre (2019)Bu çalışmada ağırlıkça %5 ile 50 arasında farklı oranlarda çinko içeren on adet ikili alüminyum-çinko alaşımı kokil kalıba döküm yöntemiyle üretildi. Üretilen alaşımların içyapıları ışık mikroskobunda incelendi. Alaşımların ... -
Effect of arc re-melting on microstructure, mechanical and tribological properties of commercial 390A alloy
Hekimoğlu, Ali Paşa; Çalış, Merve (Elsevier, 2021)To investigate the effect of the arc re-melting on the microstructure, mechanical and tribological properties of the 390A alloy, its ingot produced by the conventional induction melting method was subjected to the arc ... -
Effect of case depths on corrosion properties of hard anodic oxidized A356 aluminum alloy
Hacıosmanoğlu, Murat; Başyiğit, Aziz Barış; Hekimoğlu, Ali Paşa; Bican, Osman (World Stientific Publishing, 2023)In this work, A356 alloy samples having a dimension of 4x20x20mm were coated by hard anodic oxidation method at eight different thicknesses up to similar to 80 mu m. The sample surfaces and longitudinal section of these ... -
Effect of different zinc contents on the structural, mechanical and tribological properties of EN AC-48100 (Al-17Si-4Cu-Mg) Alloy
Hekimoğlu, Ali Paşa; Hacıosmanoğlu, Murat; Baki, Muzaffer (Gazi Univ, Fac Engineering Architecture, 2020)In this study, Al-17Si-4Cu-0.6Mg-0.2Ti which is based of the EN AC-48100 alloy, Al-17Si-4Cu-0.6Mg0.2Ti-1Zn, Al-17Si-4Cu-0.6Mg-0.2Ti-2Zn, Al- 17Si-4Cu-0.6Mg-0.2Ti-3Zn, Al-17Si-4Cu-0.6Mg-0.2Ti-4Zn and Al-17Si-4Cu-0.6Mg-0.2Ti-5Zn ... -
Effect of grain refinement with titanium on the microstructure, mechanical and corrosion properties of Al-25Zn alloy
Hekimoğlu, Ali Paşa; Çalış, Merve (Gazi Univ, Fac Engineering Architecture, 2020)In this study, one binary Al-25n alloys and eleven ternary aluminum-zinc-titanium alloys, Al-25Zn-0.01Ti, Al-25Zn-0.03Ti, Al-25Zn-0.04Ti, Al-25Zn-0.05Ti, Al-25Zn-0.075Ti, Al-25Zn-0.1Ti, Al-25Zn-0.2Ti, Al-25Zn-0.4Ti, ... -
Effect of heat treatment on mechanical and wear properties of Zn-40Al-2Cu-2Si alloy
Savaşkan, Temel; Azaklı, Zeki; Hekimoğlu, Ali Paşa (Elsevier, 2021)In order to determine the effect of heat treatment on the mechanical and wear properties of Zn-40Al-2Cu-2Si alloy, different heat treatments including homogenization followed by air-cooling (H1), homogenization followed ... -
Effect of isothermal treatment on mechanical and tribological properties of alloy Zn – 40% Al – 2% Cu – 2% Si
Savaşkan, Temel; Hekimoğlu, Ali Paşa; Azaklı, Zeki (Springer, 2023)The effect of isothermal exposure at temperatures from 100°C to 250°C for 8 hours on the structure, mechanical and tribological properties of the Zn – 40% Al – 2% Cu – 2% Si alloy produced by chill casting is studied. The ... -
The effect of solid boriding time on the structure, hardness and corrosion properties of AISI 5140 steel
Bayca, Salih Uğur; Bican, Osman; Yamanel, Bünyamin; Hekimoğlu, Ali Paşa; Çalış, Merve (Maik Nauka/Interperiodica/Springer, 2020)In this study, AISI 5140 steel samples were borided in an electrical furnace at a temperature of 950 degrees C for 4, 6 and 8 h. Structural examinations, hardness measurement and corrosion tests were performed to determine ... -
Effect of strontium additions on the microstructural and mechanical properties of Al-17Si-4Cu-0.6Mg-3Zn (B390+2 wt%Zn) alloy
Çalış, Merve; Hekimoğlu, Ali Paşa (Springer, 2022)One Al-17Si-4Cu-0.6Mg-3Zn (B390 + 2 wt%Zn) alloy and five B390 + 2 wt% Zn-Sr alloys were produced by permanent mold casting method. Microstructural evaluations were carried out with microscopic techniques. The phases of ... -
Effect of strontium and magnesium additions on the microstructure and mechanical properties of Al-12Si alloys
Hekimoğlu, Ali Paşa; Çalış, Merve; Ayata, Gizem (Korean Inst Metals Materials, 2019)In this study, a binary Al-12Si, eight ternary Al-12Si-Sr, and six quaternary Al-12Si-0.1Sr-(0.2-1)Mg alloys were produced by permanent mold casting. It was observed that microstructure of the binary alloy consisted of the ... -
Effect of strontium on the microstructure, mechanical, and tribological properties of the Zn-40Al-2Cu alloy
Hacıosmanoğlu, Murat; Tellioğlu, Murat; Hekimoğlu, Ali Paşa (Springer, 2023)Zn-40Al-2Cu and Zn-40Al-2Cu-0.1Sr alloys were produced by permanent mold casting method. The microstructure, mechanical properties and wear resistance of the produced alloys were investigated. Microstructural examinations ... -
Effect of working conditions on the lubricated wear behavior of Zn-40Al-2Cu-2Si alloy in the as-aast and T6 heat-treated states
Savaşkan, Temel; Hekimoğlu, Ali Paşa; Azaklı, Zeki; Çalış, Merve (ASME, 2022)In order to determine the effect of working conditions on the lubricated wear behavior of Zn-40Al-2Cu-2Si alloy in the as-cast and T6 heat-treated states, its tribological properties were studied at different oil flowrates, ... -
Effect of zinc content and cutting tool coating on the machinability of the Al-(5-35) Zn alloys
Bayraktar, Şenol; Hekimoğlu, Ali Paşa (Korean Inst Metals Materials, 2020)In this study, Al-5Zn, Al-15Zn, Al-25Zn and Al-35Zn alloys containing 5, 15, 25 and 35 wt% Zn, respectively were produced by permanent mold casting. Their microstructures and mechanical properties were investigated using ... -
Effect of zn addition on the structural, mechanical and tribological properties of al12si (en ac 44100) alloy
Hekimoğlu, Ali Paşa; Sönmezışık, Ahsen; Zimitoğlu, Süha; Hacıosmanoğlu, Murat; Savaşkan, Temel (Springer, 2024)In this study, the effects of 10 wt% Zn addition on the microstructure and properties of Al12Si EN AC 44100 alloy were investigated. For this purpose, EN AC 44100 and EN AC 44100 + 10 wt%Zn alloys were fabricated by permanent ... -
Effects of contact pressure and sliding speed on the unlubricated friction and wear properties of Zn-15Al-3Cu-1Si alloy
Hekimoğlu, Ali Paşa; Savaşkan, Temel (Taylor & Francis Inc, 2016)The unlubricated friction and wear properties of Zn-15Al-3Cu-1Si alloy were studied over a range of contact pressure (1-5 MPa) and sliding speed (0.5-2.5 ms(-1)) for a sliding distance of 2,500m using a block-on-disc type ... -
Effects of titanium addition on structural, mechanical, tribological, and corrosion properties of Al-25Zn-3Cu and Al-25Zn-3Cu-3Si alloys
Hekimoğlu, Ali Paşa; Çalış, Merve (Elsevier, 2020)To investigate the effect of grain refinement on the material properties of recently developed Al-25Zn-3Cu based alloys, Al-25Zn-3Cu, Al-25Zn-3Cu-0.01Ti, Al-25Zn-3Cu-3Si and Al-25Zn-3Cu-3Si-0.01Ti alloys were produced by ... -
Experimental research on machinability characteristics of Al-9Si alloy: Effect of Sr and Mg additives
Hekimoğlu, Ali Paşa; Bayraktar, Şenol (Sage Publications, 2022)In this study, the effects of strontium (Sr) and magnesium (Mg) elements in certain rates added to Al-9Si alloy manufactured using permanent mold casting technique on the structural, mechanical, and machinability properties ... -
Investigation of the effects of T5 and T6 heat treatments on the structural, mechanical, and tribological properties of Zn-40Al-2Cu-0.1Sr alloy
Hekimoğlu, Ali Paşa; Hacıosmanoğlu, Murat; Tellioğlu, Murat; Savaşkan, Temel (Gazi Üniversitesi, 2024)To assess the effects of T5 and T6 heat treatments on the structural, mechanical, and tribological properties of Zn-40Al-2Cu-0.1Sr alloy several ingots were produced by the permanent mold casting. The structure and properties ...
