Articles with "micro hardness" as a keyword



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Modeling of Micro-Hardness in the Au-Doped YBCO Bulk Superconductors

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Published in 2019 at "Journal of Superconductivity and Novel Magnetism"

DOI: 10.1007/s10948-019-5117-1

Abstract: In this study, in order to investigate the effect of Au doping on mechanical properties of YBCO, Au-doped (from x = 1 wt% to x = 20 wt%) and pure YBa2Cu3O7-x samples were prepared by standard solid-state reaction method. The indentation… read more here.

Keywords: hardness doped; indentation; micro hardness; hardness ... See more keywords
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Neuro-Fuzzy Technique for Micro-hardness Evaluation of Explosive Welded Joints

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Published in 2020 at "Transactions of the Indian Institute of Metals"

DOI: 10.1007/s12666-020-01980-2

Abstract: In this research work, aluminium with low-carbon steel was joined through the explosive welding process at different loading ratios. The high impact pressure caused by explosive energy at the weld interface results in increase in… read more here.

Keywords: hardness; technique; micro hardness; explosive welded ... See more keywords
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Investigation of the surface integrity characteristics in wire electrical discharge machining of Inconel 617

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Published in 2017 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"

DOI: 10.1007/s40430-016-0556-0

Abstract: The wire electrical discharge machining is one of the best options for machining of high strength materials like Inconel 617. In this study, the effects of wire electrical discharge machining input parameters, such as pulse… read more here.

Keywords: micro hardness; electrical discharge; discharge machining; wire electrical ... See more keywords
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Comparison of the effect of sintering on the microstructure, micro hardness and phase composition of conventional and nanostructured YSZ TBCs

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Published in 2017 at "Ceramics International"

DOI: 10.1016/j.ceramint.2017.06.120

Abstract: Abstract This paper reports on a study that investigated the effect of sintering on the microstructure, thermal properties and phase composition of nanostructured and conventional 8YSZ thermal barrier coatings. For this purpose, conventional and nanostructured… read more here.

Keywords: sintering microstructure; phase; effect sintering; phase composition ... See more keywords
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Enhanced micro-hardness and wear resistance of Al-15Si/TiC fabricated by selective laser melting

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Published in 2018 at "Composites Communications"

DOI: 10.1016/j.coco.2018.06.009

Abstract: Abstract High relative density (>98%) Al-15Si alloy samples were fabricated by selective laser melting (SLM) with laser re-melting process. The micro-hardness and wear resistance of Al-15Si alloy samples were investigated in this study. The addition… read more here.

Keywords: wear resistance; resistance 15si; laser melting; hardness ... See more keywords
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Influence of pulse and direct current on electrodeposition of Ni Gd2O3 nanocomposite for micro hardness, wear resistance and corrosion resistance applications

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Published in 2019 at "Composites Communications"

DOI: 10.1016/j.coco.2019.04.008

Abstract: Abstract In this study, Ni and Ni Gd2O3 nanocomposite are electrodeposited from nickel sulphamate electrolyte using pulse current (PC) and direct current (DC). The surface morphology, chemical composition, surface topography, preferred orientation, micro hardness and… read more here.

Keywords: hardness wear; micro hardness; resistance; gd2o3 nanocomposite ... See more keywords
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Predictive modelling of microstructure changes, micro-hardness and residual stress in machining of 304 austenitic stainless steel

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Published in 2018 at "International Journal of Machine Tools and Manufacture"

DOI: 10.1016/j.ijmachtools.2018.03.008

Abstract: Abstract The machined surface integrity plays a critical role in the corrosion resistance and fatigue property of austenitic stainless steels. This work develops an analytical model for prediction of microstructural changes, micro-hardness and residual stress… read more here.

Keywords: residual stress; micro hardness; austenitic stainless; hardness residual ... See more keywords
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Characterization of martensite-austenite constituents and micro-hardness in intercritical reheated and coarse-grained heat affected zones of API X70 HSLA steel

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Published in 2018 at "Materials Characterization"

DOI: 10.1016/j.matchar.2018.05.057

Abstract: Abstract The thermal cycles that high strength low alloy (HSLA) low carbon steels experience during welding inevitably affect the microstructure and mechanical properties of the weld joints. It is generally agreed that the coarse-grained heat… read more here.

Keywords: coarse grained; grained heat; heat; heat affected ... See more keywords
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Microstructure and micro-hardness of Ni-based surfacing coating on the Cr12MoV die steel

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Published in 2020 at "Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications"

DOI: 10.1177/1464420720970568

Abstract: Ni-based surfacing coating was fabricated on the Cr12MoV die steel utilizing the ENiCrFe-2 alloy. The defect-free surfacing coating was obtained with a good metallurgical bonding between the coating and the substrate. The microstructure, element distribution,… read more here.

Keywords: surfacing coating; microstructure; micro hardness; cr12mov ... See more keywords
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Process parameters optima in quick-point grinding ceramics based on the intelligent algorithm

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Published in 2020 at "Advances in Mechanical Engineering"

DOI: 10.1177/1687814019900102

Abstract: This article studied the relationship between surface roughness and surface micro hardness of the hard-brittle materials and the process parameters in quick-point grinding, and then established the prediction model for the surface micro hardness and… read more here.

Keywords: surface roughness; surface; surface micro; process parameters ... See more keywords
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Assessment of sodium thiosulfate neutralizing effect on micro-hardness of dentin treated with sodium hypochlorite

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Published in 2020 at "BMC Oral Health"

DOI: 10.1186/s12903-020-01320-2

Abstract: Background This study aims to evaluate the ability of sodium thiosulfate (STS) to neutralize the adverse effect of sodium hypochlorite (NaOCl) on dentin micro-hardness. Methods Fifty single-rooted teeth were longitudinally sectioned. The samples divided into… read more here.

Keywords: hardness; sodium thiosulfate; micro hardness; sodium hypochlorite ... See more keywords