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Influence of cerium oxide nanoparticles on the tribological behavior of AA8090 aluminum alloy composites for aero, military, and marine industrial applications

Kalaiyarasan Anbalagan

Kalaiyarasan Anbalagan

Department of Mechanical Engineering, Muthayammal Engineering CollegeRasipuram, India
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Anbalagan, Kalaiyarasan
, 
Velmurugan Duraisamy

Velmurugan Duraisamy

Department of Mechanical Engineering, Muthayammal Engineering CollegeRasipuram, India
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Duraisamy, Velmurugan
, 
Raja Velur Loganathan

Raja Velur Loganathan

Department of Mechanical Engineering, DMI College of EngineeringChennai, India
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Loganathan, Raja Velur
 y 
Peniel Pauldoss Sam

Peniel Pauldoss Sam

Department of Mechanical Engineering, Brilliant group of InstitutionsHyderabad, India
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Sam, Peniel Pauldoss
  
31 dic 2024
Influence of cerium oxide nanoparticles on the tribological behavior of AA8090 aluminum alloy composites for aero, military, and marine industrial applications's Cover Image
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Categoría del artículo: Research Article
Publicado en línea: 31 dic 2024
Páginas: 101 - 112
Recibido: 20 jul 2024
Aceptado: 09 dic 2024
DOI: https://doi.org/10.2478/msp-2024-0048
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© 2024 the Kalaiyarasan Anbalagan et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

(a) Composite preparation steps, (b) stir casting equipment, and (c) stir-casted pieces.
(a) Composite preparation steps, (b) stir casting equipment, and (c) stir-casted pieces.

Figure 2

Dimensions of tensile and wear specimens.
Dimensions of tensile and wear specimens.

Figure 3

Microhardness results of the AA8090/CeO2 composite.
Microhardness results of the AA8090/CeO2 composite.

Figure 4

Tensile strength results of the AA8090/CeO2 composite.
Tensile strength results of the AA8090/CeO2 composite.

Figure 5

(a) The wear rate of the AA8090/CeO2 composite with respect to load, and (b) the wear rate of the AA8090/CeO2 composite with respect to sliding velocity.
(a) The wear rate of the AA8090/CeO2 composite with respect to load, and (b) the wear rate of the AA8090/CeO2 composite with respect to sliding velocity.

Figure 6

(a) COF values of the AA8090/CeO2 composite with respect to load, (b) COF values of the AA8090/CeO2 composite with respect to sliding velocity, and (c) COF values of the AA8090/3.0 wt% CeO2 composite with respect to time.
(a) COF values of the AA8090/CeO2 composite with respect to load, (b) COF values of the AA8090/CeO2 composite with respect to sliding velocity, and (c) COF values of the AA8090/3.0 wt% CeO2 composite with respect to time.

Figure 7

Micrographs of worn-out surfaces of (a) AA8090 and (b) AA8090/3 wt% CeO2.
Micrographs of worn-out surfaces of (a) AA8090 and (b) AA8090/3 wt% CeO2.

Figure 8

Micrographs of (a) the fracture surface of AA8090, (b) fracture surface of AA8090/3 wt% CeO2, and (c) cross-sectional surface of AA8090/3 wt% CeO2.
Micrographs of (a) the fracture surface of AA8090, (b) fracture surface of AA8090/3 wt% CeO2, and (c) cross-sectional surface of AA8090/3 wt% CeO2.

Elements present in the AA8090 material [8]_

Composition Li Cu Mg Fe Zn Ti Zr Cr Mn Si Al
Weight (%) 2.6 1.3 0.6 0.3 0.25 0.1 0.01 0.1 0.1 0.2 Bal.

Wear test parameters_

Parameters Level 1 Level 2 Level 3
Load (N) 10 20 30
Sliding speed (m/s) 0.5 1 1.5
Sliding distance (m) 1,000 1,000 1,000

Characteristics of the AA8090 material [8]_

Details Values
Density (g/cm3) 2.54
Hardness (HV) 158
Melting point (°C) 600
Modulus of elasticity (GPa) 77
Tensile strength (MPa) 515

Characteristics of the CeO2 particles [14]_

Details Values
Density (g/cm3) 7.6
Melting point (°C) 2,340
Vickers hardness (MPa) 270
Young’s modulus (GPa) 34
Molecular weight 172.12

Composite design details_

Composites AA8090 (wt%) CeO2 (wt%)
AA8090 100 0
AA8090/1.5 wt% CeO2 98.5 1.5
AA8090/3.0 wt% CeO2 97 3
AA8090/4.5 wt% CeO2 95.5 4.5
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Calendario de la edición:
4 veces al año
Temas de la revista:
Ciencia de los materiales, Ciencia de los materiales, otros, Nanomateriales, Materiales funcionales e inteligentes, Características y propiedades de los materiales
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