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Production and investigation of mechanical and formability properties of sio2 nanoparticle reinforced aluminum matrix composites

2019
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Advisor: Prof. Dr. Ömer Sinan Şahin

Abstract (EN)

New developments in the field of modern engineering increase the demand for new materials as traditional metals and alloys cannot meet the needs of new service areas. The most commonly used metal alloys in the production of metal matrix composites are aluminum alloys due to their low density and easy productionability. The good properties of aluminum and their alloys, as well as their low mechanical properties, have some important disadvantages that limit their use. One of the most common methods used to eliminate these negative properties of commercial aluminum and its alloys is to add rigid reinforcing elements to these materials. In this way, the strength and hardness of these materials are significantly increased. In this study, aluminum matrix nano SiO2 reinforced composite material was produced. Nano SiO2 ratio of 3 % by weight and 1.5 % by mixing the AA1050 material reference to the changes in the mechanical behavior of the tensile test is examined. Increase in tensile strength values of composite material was obtained by an most increase of 13 % as a result of tensile analysis of samples taken at 3 % nano SiO2 mixture without annealed rolled. The increase in the strength values of the material was found to be 14,4 % increase as a result of tensile analysis of the samples taken at different thicknesses without annealing in 1.5 % nano SiO2 mixture. The tensile strength values of the material increased by 3% nano SiO2 mixture without annealed and then annealed and made of H0 made of different thicknesses of samples taken as a result of the tensile analysis showed an most increase of 10,5 %. The increase in the strength values of the material was obtained by most of 10,7 % as a result of the tensile analysis of the samples taken at different thicknesses of 1.5% nano SiO2 mixture and then annealed and made of H0. In the study, it was found that the optimum amount of SiO2 1.5 % significantly increased the strength values of aluminum material Since the internal stresses of the materials in H0 condition are removed due to the annealing of the materials, the forces in SiO2 added materials are generally spent 100kg more than the AA1050 material on average. It was concluded that this increase in strength caused by the hardness of nano SiO2 material gives strength and resistance to plastered materials. There was an increase in the plastering strength of nano SiO2 added materials.

Author

Dr. Serkan Doğan Önal

How to Cite

Serkan Doğan Önal (Master Thesis). Production and investigation of mechanical and formability properties of sio2 nanoparticle reinforced aluminum matrix composites, 2019, Konya Technical University.

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