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Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer

The development of several novel multifunctional components to perform specific unique functions is directed towards meeting the demands for advanced components in industries. In this study, the role played by carbon (Cgr) variation on the steel part composition of cemented tungsten carbide and stee...

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Autori principali: Ojo-kupoluyi, O. J., Tahir, S. M., Hanim, M. A. Azmah, Baharudin, B. T. H. T., Matori, K. A., Anuar, M. S.
Natura: Articolo
Lingua:English
Pubblicazione: Springer 2017
Accesso online:http://psasir.upm.edu.my/id/eprint/63149/1/Role%20of%20carbon%20addition%20on%20the%20microstructure%20and%20mechanical%20properties%20of%20cemented%20.pdf
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spelling oai:psasir.upm.edu.my:63149 http://psasir.upm.edu.my/id/eprint/63149/ Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer Ojo-kupoluyi, O. J. Tahir, S. M. Hanim, M. A. Azmah Baharudin, B. T. H. T. Matori, K. A. Anuar, M. S. The development of several novel multifunctional components to perform specific unique functions is directed towards meeting the demands for advanced components in industries. In this study, the role played by carbon (Cgr) variation on the steel part composition of cemented tungsten carbide and steel bilayer processed via powder metallurgy was investigated. Microstructural examination through field emission scanning electron microscopy (FE-SEM) and energy dispersive spectroscopy (EDS) revealed the presence of detrimental eta carbide phase (M6C) distributed across the interface of sintered bilayer compacts. A significant reduction of M6C was observed with 0.8 wt.% Cgr when interlayer diffusion was accelerated resulting in better morphology and higher hardness values of 735.70 and 150.97 kgf mm⁻² in WC and Fe layers, respectively. Tensile strength property was evaluated to examine the sintering compatibility and the interfacial bond strength of bilayer specimens. Excellent bond strength was achieved in all sintered bilayer with increasing Cgr level and enhanced densification which consequently improved tensile strength by 19%. Springer 2017 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/63149/1/Role%20of%20carbon%20addition%20on%20the%20microstructure%20and%20mechanical%20properties%20of%20cemented%20.pdf Ojo-kupoluyi, O. J. and Tahir, S. M. and Hanim, M. A. Azmah and Baharudin, B. T. H. T. and Matori, K. A. and Anuar, M. S. (2017) Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer. International Journal of Advanced Manufacturing Technology, 92. 3363 - 3371. ISSN 0268-3768; ESSN: 1433-3015 10.1007/s00170-017-0287-0
institution UPM IR
collection UPM IR
language English
description The development of several novel multifunctional components to perform specific unique functions is directed towards meeting the demands for advanced components in industries. In this study, the role played by carbon (Cgr) variation on the steel part composition of cemented tungsten carbide and steel bilayer processed via powder metallurgy was investigated. Microstructural examination through field emission scanning electron microscopy (FE-SEM) and energy dispersive spectroscopy (EDS) revealed the presence of detrimental eta carbide phase (M6C) distributed across the interface of sintered bilayer compacts. A significant reduction of M6C was observed with 0.8 wt.% Cgr when interlayer diffusion was accelerated resulting in better morphology and higher hardness values of 735.70 and 150.97 kgf mm⁻² in WC and Fe layers, respectively. Tensile strength property was evaluated to examine the sintering compatibility and the interfacial bond strength of bilayer specimens. Excellent bond strength was achieved in all sintered bilayer with increasing Cgr level and enhanced densification which consequently improved tensile strength by 19%.
format Article
author Ojo-kupoluyi, O. J.
Tahir, S. M.
Hanim, M. A. Azmah
Baharudin, B. T. H. T.
Matori, K. A.
Anuar, M. S.
spellingShingle Ojo-kupoluyi, O. J.
Tahir, S. M.
Hanim, M. A. Azmah
Baharudin, B. T. H. T.
Matori, K. A.
Anuar, M. S.
Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer
author_facet Ojo-kupoluyi, O. J.
Tahir, S. M.
Hanim, M. A. Azmah
Baharudin, B. T. H. T.
Matori, K. A.
Anuar, M. S.
author_sort Ojo-kupoluyi, O. J.
title Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer
title_short Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer
title_full Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer
title_fullStr Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer
title_full_unstemmed Role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer
title_sort role of carbon addition on the microstructure and mechanical properties of cemented tungsten carbide and steel bilayer
publisher Springer
publishDate 2017
url http://psasir.upm.edu.my/id/eprint/63149/1/Role%20of%20carbon%20addition%20on%20the%20microstructure%20and%20mechanical%20properties%20of%20cemented%20.pdf
_version_ 1819298216915501056
score 13.4562235

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