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173 articles for “tensile strength and hardness”
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Evaluation of microstructure properties and characterization of fracture locus of AA5083 through equal channel angular pressing techniques
Abstract: In this investigation, a commercially available aluminium alloy called AA5083 was subjected to two passes of equal channel angular pressing utilising a route B_C at room temperature for this experiment. To evaluate the effect of AA5083, the microstructure, mechanical attributes, and wear parameters of the alloy were examined both prior to and subsequent to undergoing this technique. Using an optical microscope, microstructural investigations were performed on the pressed alloy's flow …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 270–286 Read article
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Application of flux cored arc welding (fcaw) without pre-heating for heavy structures in ship building fabrication & construction of heavy offshore structural steels
Abstract: In fusion welding processes, the reason often given to explain the need for preheating, controlling the inter pass temperature (in multi-pass welds), and post-weld heat treatment (PWHT) is to reduce the risk of residual stresses and it can be removed by heating weldment in the heat affected zone (HAZ). Cold cracking is a hydrogen embrittlement phenomenon, often referred to as hydrogen induced cracking or HAZ cracking. During the construction and …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 1, 2020 · pp. 20–28 Read article
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Experimental investigations on mechanical properties of AL8081 reinforced with B4C particulate Mmc’s
Abstract: The aluminium metal matrix composites are becoming emerging and most versatile material. Aluminium MMCs are widely used since the applications involved in automotive, unique structural, defence and aerospace. At the elevated temperature levels, the potentiality of Aluminium MMCs is very high. The metal matrix composites (MMCs) mainly mitigate the weight ratio. In this article, the aluminium metal is conjugated with B4C particulates by stir casting approach. The stir casting method …
Published in Journal of Experimental & Applied Mechanics · Vol. 10, Issue 2, 2019 · pp. 12–16 Read article
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An Experimental Investigation of Impact of Polyproplene as a Partial Replacement in Concrete
Abstract: India, as a developing nation, will require high-strength and high-performance concrete for future infrastructure projects. Fibrous concrete, which incorporates fibers to enhance structural integrity, is one such material that could meet these demands. With different concrete fibrous materials, shapes, distributions, orientations, and densities, fibrous concrete takes on different characteristics. Polypropylene is a lightweight synthetic fiber that enhances the structural strength of concrete and helps prevent the formation of cracks. In …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 3, 2024 · pp. 1–6 Read article
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Effect of concentration of Halloysite nanotubes on the Mechanical, Thermal and electrical properties of NBR/PP Elastomer nanocomposites
Abstract: Preparation of nanocomposites from immiscible polymer blends system has been investigated in this work. Natural clay named halloysite nanotubes are incorporated in the immiscible blend system using melt mixing process to prepare halloysite based nanocomposites comprising of PP/NBR blend system. FTIR studies have been carried out to establish the structure properties relationship. Nanocomposites are characterized by SEM for morphological studies. The thermal stability of nanocomposites has been evaluated by TGA …
Published in Journal of Polymer & Composites · Vol. 8, Issue 2, 2020 · pp. 62–67 Read article
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Investigation of Areca Stem and Banana Stem fibre Hybrid Composites for Improved Strength and Sustainable Applications
Abstract: Research on natural fibre reinforced polymer composites as eco-friendly substitutes for traditional synthetic composites has intensified due to growing need for sustainable engineering materials. This work used the Taguchi L9 orthogonal array to experimentally examine and optimize the mechanical behaviour of hybrid epoxy composites reinforced with areca and banana fibres. The impacts of epoxy matrix composition, areca and banana fibre content on the composite’s tensile strength, impact strength, flexural strength, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Fabrication and Evaluation of Aluminum Hybrid Metal Matrix Composite via Powder Metallurgy Approach
Abstract: The growing demand for lightweight materials in modern automotive industries has spurred the development of Aluminum-based metal matrix composites (AMMC). Utilizing the powder metal-lurgy method for fabrication offers a cost-effective alternative to other methods. Composites of Al6061 with varying compositions of 6–18 wt% SiC (8 microns) and 6–18 wt% B4C (10 mi-crons) were prepared to assess their physical and mechanical properties. Scanning Electron Mi-croscope analysis revealed uniform dispersion of SiC …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 205–211 Read article
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Characterization and Fabrication of Particle Board from Banana Fiber and Sawdust as A Hybrid Composite
Abstract: The current global landscape emphasizes the search for eco-friendly and regenerative materials. Utilizing environmentally available fibers in conjunction with polymeric resins through efficient manufacturing processes offers a cost-effective solution with high-quality standards. Polymer matrix composites with fiber reinforcements possess several advantages, including low production costs, ease of fabrication, and improved material properties, making them applicable in a wide range of industrial contexts. This paper emphasizes the creation of Particle boards …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 192–200 Read article
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Red Mud Particles' Impact on the Mechanical Properties and Microstructure of AA6005 Composites for Brake Rotor Applications
Abstract: There is increasing focus on utilizing industrial waste as reinforcement in metal matrix composites, driven by the demand for eco-friendly and cost-effective materials in automotive applications. With an emphasis on their possible use in braking rotors, this study examines how red mud particles affect the microstructure and mechanical characteristics of AA6005 aluminum alloy composites. Red mud, a byproduct of the Bayer process, is a good low-cost ceramic reinforcement because it …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 573–581 Read article
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A Study on Fracture Sem Analysis by Optimization of FSW When a Composite Material Al 6061 Mixed with Fly Ash is Done with Cooper Using Anova Method
Abstract: The current study aims to examine how different parameters in friction stir spot welding influence hardness and tensile strength, while identifying the most suitable parameter combinations to enhance the overall quality of the fabricated components. The experimental work involves joining dissimilar materials, where one specimen consists of Aluminum alloy 6061 reinforced with 10% fly ash, and the other is a copper alloy. Various process conditions are altered during testing to …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 4, Issue 1, 2026 · pp. 1–5 Read article
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Application of E-Foundry Based Simulation for the Development of Gating System Design for Endshield FG200 Casting
Abstract: Every casting, by virtue of its geometry, shape, basic material, composition and process has an optimal method. Casting should be designed to achieve controlled progressive directional solidification so that it becomes free from solidification related defects particularly shrinkage porosity. In this research project, endshield FG200 grey casting is being simulated using efoundry for the development of new gating system design. This new gating system ensures directional solidification in casting, thus …
Published in Journal of Mechatronics and Automation · Vol. 4, Issue 3, 2017 · pp. 8–17 Read article
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Weldability of Aluminium Alloy Using Tungsten Inert Gas Welding Process for Mechanical Properties: A Review
Abstract: Metal components are joined using heat or pressure in TIG welding, sometimes referred toas Gas Tungsten Arc Welding. Pulsed current welding utilises inert gas for enclose the weld pools and electrodes. The intricate welding procedure known as TIG welding uses tungsten inert gas. It switches and forth between high and low level amps. Here, the weld quality and power output improve when the current is increased. Pulsed current TIG welding …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 1, 2023 · pp. 15–26 Read article
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Microstructure and Mechanical Characterization of AA390 and Si3N4 Metal Matrix Composite Using Severe Plastic Deformation
Abstract: Metal matrix composites (MMCs) have significant attention in recent years due to their potential for improved mechanical properties compared to conventional monolithic materials. This study focuses on the microstructure and mechanical characterization of a MMC comprising AA390 aluminum alloy reinforced with Si3N4 particles. The severe plastic deformation (SPD) process, Equal Channel Angular Pressing (ECAP), was employed to fabricate the composite with enhanced mechanical properties. The ECAP method was chosen as …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 17–30 Read article
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Effect of Welding Parameters on Microstructure and Mechanical Properties of Friction Stir Welded AA6061-T6 Joints
Abstract: Friction stir welding is a solid state joining process capable of joining similar and dissimilar materials, initially developed for joining of aluminium alloys. In the present work, the effect of friction stir welding parameters on the microstructure and mechanical properties of aluminium joints is studied. An attempt has been made to investigate the weldability of Al6061-T6 alloy using high speed steel tool in friction stir welding machine. Dye penetration test …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 1, 2019 · pp. 10–16 Read article
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Synthesis of Novel Hybrid Biocomposites and Experimental Investigation of Mechanical Properties
Abstract: As industries increasingly adopt additive manufacturing, the demand for materials that offer better mechanical properties and functionality is on the rise. The purpose of present research work is to develop a novel hybrid biocomposites for 3D printing applications. The acacia bark, waste powder obtained from wet mahanarayan oil consisting of herbs and other bio filler was added in polylactic acid (PLA) for synthesis of hybrid biocomposites filament by twin screw …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 1–12 Read article
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Characterization of Aluminum Metal-Matrix Composite with SiC and B4C Reinforcement with Different Weight Percentage
Abstract: Metal Matrix Composites (MMCs) have been prepared by compo casting method. The effect of matrix material on the wettability/compatibility of refinement with matrix is studied. Silicon and boron ceramic particles were used as reinforcement in aluminum matrices. The study of density, micro-hardness and the tensile strength has been done in order to characterize the same. It is found that Al-SiC MMC shows an increase in density with increasing weight percentage …
Published in Journal of Experimental & Applied Mechanics · Vol. 6, Issue 1, 2015 · pp. 1–6 Read article
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Effect of Barium Sulphate on Mechanical Properties of Woven Aloe Vera/Flax Reinforced Epoxy Composites
Abstract: Natural fiber-reinforced composites are becoming popular because of their lightweight, eco-friendly, and sustainable nature. Nevertheless, single-fiber composites tend to exhibit poor mechanical performance. This research paper has created a hybrid composite bonded with woven Aloe vera and flax reinforced with an epoxy bond. Barium sulphate (BaSO4) filler was added to further improve the properties. The fibers were subjected to sodium hydroxide (NaOH) to enhance bonding with the matrix and the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 355–365 Read article
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Deep Cryogenic Treatment of Copper Chill Plates in Stir Casting of Al6061-Silicon Carbide Composites
Abstract: Aluminum-Silicon Carbide Metal Matrix Composites (Al/SiC MMCs) represent advanced materials created through the integration of aluminum matrices with silicon carbide particle reinforcement. These composites demonstrate superior characteristics compared to conventional aluminum alloys, establishing their relevance across diverse engineering applications. This experimental investigation focuses on developing composites using aluminum as the base matrix while incorporating SiC particles (40-50μm particle size) as reinforcing agents. The reinforcement content was systematically varied from 3 …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 116–126 Read article
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Ultrasonic Dispersion of Halloysite Nanotubes for Enhanced Mechanical, Thermal, and Morphological Performance of Epoxy Composites
Abstract: Halloysite nanotube (HNT)-reinforced epoxy nanocomposites were prepared by mixing HNT with bisphenol-A epoxy (LY 556) using ultrasonication, followed by compression molding. HNT contents of 0–5 wt.% were used. The composites were evaluated for tensile strength, flexural strength, Shore D hardness, Izod impact strength, and thermal stability using thermogravimetric analysis (TGA). The fractured tensile surfaces were also examined to understand the failure mechanism and interaction between HNT and the epoxy matrix. …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 · pp. 212–226 Read article
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Study of Mechanical and Thermal Properties of Unsaturated Polyester/CuO Nanocomposites
Abstract: AbstractThe CuO nano particles were synthesized from copper sulfate pentahydrate aqueous solution under the low hydrothermal condition at 80°C. The size of the CuO nanoparticles was calculated from TEM. FTIR spectra confirmed the formation of the CuO nanoparticles. Nanocomposites of unsaturated polyester resin with different loading of nano CuO fillers were prepared by casting method. The mechanical properties of the composites such as tensile behavior, flexural behavior, impact strength and …
Published in Journal of Polymer & Composites · Vol. 3, Issue 3, 2015 · pp. 35–42 Read article