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Effect of Hot Pressing and Reinforcement of TiC and WC on The Mechanical Properties and Microstructure of AlCuFeCrNi HEAs Alloy       
Yazarlar
Doç. Dr. Mehmet AKKAŞ Doç. Dr. Mehmet AKKAŞ
Kastamonu Üniversitesi, Türkiye
Fatimah Ridha Abbood Al Sudani
Özet
In this study, a powder mixture consisting of TiC (titanium carbide) and WC (tungsten carbide) reinforced AlCuNiFeCr was produced using the hot pressing technique. The AlCuNiFeCr powder mixture, TiC and WC were added at a rate of 5%, 10% and 15%, respectively. In order to produce and control to produce parameters have been produced having automation systems type of laboratory a hot pressing machine. Graphite moulds were used in production and sintering processes were carried out in a protective argon gas atmosphere. Composites were produced at a sintering temperature of 900 oC and under a pressure 35 MPa and for 4 minutes. To understand the microstructure and mechanical properties of produced specimens, their SEM and EDS analysis, XRD analysis, fracture surface SEM images, SEM mapping of elemental distribution and EDX spectrums, hardness, three-point bending, and corrosion tests were investigated. As a result, the best sample has been identified that belong to AlCuNiFeCr- 15% WC with great features.
Anahtar Kelimeler
High-entropy alloy (HEA) | Hot pressing | Mechanical properties | TiC reinforcement | WC reinforcement
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı SCIENCE OF SINTERING
Dergi ISSN 0350-820X
Dergi Tarandığı Indeksler SCI-Expanded
Makale Dili İngilizce
Basım Tarihi 01-2021
Cilt No 53
Sayı 1
Sayfalar 19 / 35
Doi Numarası 10.2298/SOS2101019A
Makale Linki http://ojs.itn.sanu.ac.rs/index.php/scisint/issue/view/52