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1901
Microstructure, Mechanical Properties, and Heat Distribution ANSYS model of CP Copper and 316 Stainless Steel Torch Brazing
Published 2024-02-01“…The mechanical properties of the brazed joint and its usability were assessed through Vickers microhardness and tensile tests on the brazing seam and both base metals. …”
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Article -
1902
Effect of electrical parameters on the growth and properties of 7075 aluminum alloy film based on scanning micro-arc oxidation with mesh electrode
Published 2023-07-01“…The thickness and hardness of the film are tested by Nix coating thickness tester and HV-1000 Vickers hardness tester. The results show that the film uniformity of the network electrode is better than that of the tube electrode under the condition of scanning micro-arc oxidation. …”
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Article -
1903
Experimental Investigation into Strength Properties of Ribbed Mild Steel Reinforcing Bars (RMSRBs) Produced by Local Companies in Ghana
Published 2024-04-01“…It was also identified that the average Vickers hardness values of between 255.76 and 295.38HV were acceptable. …”
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Article -
1904
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1905
Robotic welding of aluminium alloys
Published 2020“…This reduces the quality of the weld. Vickers microhardness test was also performed. The hardness of the weld is lower as the frequency of the electromagnetic field increases. …”
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Final Year Project (FYP) -
1906
Laser powder bed fusion of titanium-tantalum alloys : compositions and designs for biomedical applications
Published 2021“…The mechanical properties of the alloys were investigated with tensile and Vickers hardness tests. To ascertain the suitability of these alloys as biomaterials, Ti50Ta scaffolds with 60% porosity were characterized biologically. …”
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Journal Article -
1907
Effects of reinforcement phase content on abrasion and corrosion resistance of laser cladded metal matrix composites coatings
Published 2021“…The surface and cross-sectional hardness of the clad layers were determined using a Vickers hardness tester. The abrasive wear behaviour of the MMCs was investigated using dry sand/rubber wheel apparatus. …”
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Final Year Project (FYP) -
1908
Effect of laser power on selective laser melting of TiC strengthened 316L stainless
Published 2021“…The samples were also subjected to Vickers hardness test, relative density test and tensile test. …”
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Final Year Project (FYP) -
1909
Effect of aluminum on the friction and wear behavior of AlₓCrFeNi medium-entropy alloys
Published 2022“…A higher volume fraction of the BCC phase with increasing Al content favors spinodal decomposition. The Vickers microhardness increases from 345HV (x = 0.3) to 486HV (x = 1.2) with increasing Al content; a nanohardness size effect is revealed by nanoindentation tests. …”
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Journal Article -
1910
Enhancing micro-hardness of additively manufactured Inconel-625 through post-processing heat treatment
Published 2023“…The microstructure and mechanical properties of the samples were characterized using electron backscattered diffraction (EBSD) and Vickers hardness test before and after the post-process heat treatment. …”
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Final Year Project (FYP) -
1911
Computational simulations and experiments on additive manufacturing of one metal to another dissimilar base metal
Published 2023“…The printed samples were evaluated using Vicker’s Microhardness test, tensile test, and laser microscopy. …”
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Final Year Project (FYP) -
1912
Structural mechanics analysis on 3D printed metal layers on a dissimilar metal base
Published 2023“…The mechanical properties and microstructure of SS316L and CuCrZr made by SLM with different printing parameters were analysed in this project. Vickers microhardness and tensile tests were carried out to determine any correlations between the mechanical properties and printing parameters. …”
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Final Year Project (FYP) -
1913
Spark plasma sintering of boron carbide composite for defence application
Published 2015“…The relative density, Vickers hardness, fracture toughness and porosity. …”
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Final Year Project (FYP) -
1914
Evaluation of wear performance of additively manufactured metal alloy samples
Published 2017“…Hardness values of the samples were obtained using a Vickers hardness tester. A ball-on-disc tribometer was used to evaluate the tribology behaviour of the samples and coefficients of frictions (COF) were also obtained. …”
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Final Year Project (FYP) -
1915
Metallurgy study of laser welded nickel and aluminum joint
Published 2019“…The intermetallic compound (IMC) formed due to the dissimilar material fusion welding were then analysed using Secondary Electron Microscopy Energy Dispersive X-Ray Analyzer (SEM-EDX). Vickers hardness test was done to investigate the correlationship between the intermetallic compound and its hardness. …”
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Final Year Project (FYP) -
1916
Laser hardening of 420 martensitic stainless steel and 2205 duplex stainless steel
Published 2019“…Further which, the samples are examined via a series of different microscopes and tested with the Vickers Hardness Test Machine to express the characteristics found in the different configuration of each material. …”
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Final Year Project (FYP) -
1917
Aluminium-carbon nanotubes composites produced from friction stir processing and selective laser melting
Published 2017“…Very fine grains were successfully achieved in both methods with high Vickers hardness values. Cavities were present in selective laser melting of AlSi10Mg reinforced with multi-wall carbon nanotubes parts resulting in higher stress concentration brittle fracture appearance. …”
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Journal Article -
1918
Consolidation of B4C–VB2 eutectic ceramics by spark plasma sintering
Published 2016“….% VB2 exhibited a lower Vickers hardness (23–24 GPa) and higher indentation fracture toughness (up to 4.5 MPa·m1/2) than the eutectic composites with 48 mol.% of VB2.…”
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Journal Article -
1919
Effects of chamber oxygen concentration on microstructure and mechanical properties of stainless steel 316L parts by selective laser melting
Published 2018“…Three batches of SS316L samples with varying chamber oxygen concentrations of 0.08 mol%, 0.16 mol% and 0.24 mol% were fabricated by SLM. Tensile and Vickers hardness tests were conducted. Backscatter Electron Microscopy was employed to elucidate the mechanisms of these amorphous nano-particles on the overall mechanical performance.…”
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Conference Paper -
1920
Microstructural response and strain hardening in deep cold rolled nickel-based superalloy for aerospace application
Published 2018“…After DCR process, a deep layer of compressive residual stress up to 1mm was observed, which agrees well with the depth profile of Vickers micro-hardness. Statistical analysis of Grain Orientation Spread (GOS) in the Electron Back Scattered Diffraction (EBSD) map also shows the presence of strain hardening layer after the DCR process. …”
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Journal Article