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173 articles for “tensile strength and hardness”
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Optimizing Fusion Zone Grain Size, Hardness and Tensile Strength of Micro Plasma Arc Welded Titanium (Ti-6Al-4V) Alloy Using Grey Relational Analysis
Abstract: In the present work, Titanium (Ti-6Al-4V) alloy sheet of 0.5 mm thick is butt welded using Micro Plasma Arc Welding. Welding input parameters like peak current, base current, pulse rate and pulse width are considered and output responses like fusion zone grain size, hardness and ultimate tensile strength of the welded joint are considered. Taguchi L25 orthogonal matrix is adopted by considering four factors and five levels of weld input …
Published in Journal of Mechatronics and Automation · Vol. 5, Issue 2, 2018 · pp. 21–33 Read article
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Effect of Ni Addition on the Hardness and Tensile Strength of Al – Cu Alloy Prepared by Powder Metallurgy Technique
Abstract: Aluminium alloys are becoming potential engineering materials offering excellent combination of properties such as high specific strength, high specific stiffness, electrical and thermal conductivities, low coefficient of thermal expansion and wear resistance. Generally, copper and nickel were used as alloying elements in aluminium alloy to increase high temperature strength.Both powder metallurgy as well as casting techniques is used to produce Al-Cu-Ni alloys.However, P/M technique is better suited for preparing this …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 19–23 Read article
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Steel Under Strain Hardening
Abstract: Dislocation is crystal lattices dis-organization to absorb energy or to change atomic allocation to lower most energetic position. Mild steel studies confer sessile of such dislocation forests is limit for infinite dislocation multiplication or yield drop, which further limit at tensile strength. In usual cases this strain hardening either have no require or require in sharp cases or tend to get strain harden like crash boxes of auto-sectors. High strength …
Published in Journal of Mechatronics and Automation · Vol. 7, Issue 1, 2020 · pp. 31–42 Read article
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Mechanical and Micro-structural Properties of Friction Stir Welded Dissimilar Joints of Aluminium Alloys
Abstract: Abstract In this work, the microstructure and mechanical properties of friction stir welded dissimilar joints of 6101-to-6063 aluminium alloys were evaluated. Tool with round pin profile was fabricated of high speed steel material which was suitable for friction stir welding of aluminium alloys. Under monotonic tensile loading, an increase in the joint strength was observed with the increase in the tool rotational speed. The micro-hardness of friction stir zone increased …
Published in Journal of Materials & Metallurgical Engineering · Vol. 7, Issue 2, 2017 · pp. 16–22 Read article
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Effect of Alloying Elements and Processing Parameters on Mechanical Properties of Austempered Ductile Iron
Abstract: In the present work, austempering is carried out for three different grades (Unalloyed, copper alloyed and Nickel alloyed) of ductile iron. After that the variation of mechanical properties (Hardness, Tensile strength and Elongation) and microstructure of the austempered ductile iron (ADI) with alloying elements (Copper and Nickel) and austempering process variables (austempering temperature and austempering time) were studied. It is found that, with increasing austempering time hardness, tensile strength and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 1, 2013 · pp. 8–16 Read article
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A Technical Review on Parametric Optimization of Welding Dissimilar Metals
Abstract: As we know that the use of stainless steel in different industrial sectors such as oil and gas, aerospace, automobile, power plant, manufacturing, etc. is high due to their higher tensile strength and toughness etc. Therefore need has arrived to think out in the merger of stainless steel with other metal which are compatible and stronger such as stainless steel. In this paper, we have studied the different technical aspects …
Published in Journal of Materials & Metallurgical Engineering · Vol. 7, Issue 3, 2017 · pp. 43–50 Read article
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Exploring the Mechanical Characterization and Microstructural Properties of the Varying Weight % of Nano Boron Carbide (nB4C) Reinforced Al2024 composites using the Vacuum-Assisted Stir Casting Method
Abstract: In this investigation the stir casting technique is utilized to fabricate Al2024-B4C nano composites. The nanoB4C particles used in the reinforcement material have a particle size of 50 nm and variable weight percentages. In Al2024 composites, boron carbide reinforcement is included at weight percentages ranging from 0% to 3%, with a 1% interval between each percentage addition. Following the casting process, the samples were prepared for microstructural and mechanical evaluation …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 394–404 Read article
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Effect of TIG Welding Parameter of Welded Joint of Stainless Steel SS304 by TIG Welding
Abstract: TIG welding of stainless steel sheets depends on a large number of factors. Due to practical constraints, four dominant parameters were considered during experimental investigation. The values of the parameters were selected on the basis of material characteristics and equipment available in the industry for experimentation. The existing process of welding the hoarding pipes was studied. Design of experiments technique was used for planning the experiments. Optimum welding parameters were …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 18–27 Read article
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Enhancing The Mechanical Performance of Al6061/Graphite Composites Reinforced with Sic and Aluminium Oxide Processed by Stir Casting
Abstract: The study investigates the mechanical properties of aluminum alloy Al6061 reinforced with varying proportions of silicon carbide (SiC) (0 wt%, 4 wt%, 5 wt%, and 6 wt%) and aluminum oxide (Al₂O₃) (0 wt%, 4 wt%, 3 wt%, and 2 wt%), with a constant addition of 1 wt% graphite. The composites were fabricated using the stir casting process, an efficient and economical method for uniformly distributing ceramic reinforcements within the metal …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 66–74 Read article
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Review in Friction Stud Welding Of Aluminium to Steel
Abstract: The demand for friction stud welded aluminum/steel joints has increased in many significant applications including cryogenics, structural engineering, spacecraft, rocket fuel tanks and high vacuum chambers owing to their superior properties. In automobile engineering, there is a requirement to join a mild steel earthing pin which is in the shape of a stud to an aluminum car body. Aluminum and steel was considered to join using friction stud welding. This …
Published in Journal of Thermal Engineering and Applications · Vol. 8, Issue 3, 2021 · pp. 19–24 Read article
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Microstructural Characterisation and Analysis of Mechanical Behaviour of Hybrid AA 7075/7178 Fabricated Using Die Casting Technique
Abstract: AA are being increasingly used in the field of structural engineering owing to their desirable mechanical properties coupled with their recyclable and sustainable nature, thus contributing significantly towards reduction of carbon footprints and development of circular economy. Till date numerous research projects have been prompted to investigate the structural performance of aluminium alloy structures and develop alternatives with enhanced performance parameters. AA 7xxx (Al-Zn-Mg-Cu) are being widely used in variety …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 441–451 Read article
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Effect of Graphite and Titanium Dioxide on Mechanical Properties and Wear Behavior of Al based HMMCs
Abstract: Aluminium Metal Matrix Composites (MMC) is beneficial in a diversity of applications of engineering, particularly due to their strength while being lightweight. The intention of this paper is to develop a Hybrid Metal Matrix Composite (HMMC) using base metal aluminium alloy which is reinforced with different wt% of Graphite and Titanium Dioxide and then study the different mechanical properties like microstructure analysis, tensile strength, hardness, and wear behavior of HMMC …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 20–30 Read article
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Evaluation of Mechanical Behaviour of Tungsten Carbide and Magnesium Reinforced Aluminium Matrix Composites
Abstract: With industries like automotive and aerospace also being more inclined on the lightweight material and strength that is much substantial, the aluminium-based metal matrix composite has become a major focus of interest. This paper examines the influence of addition of tungsten carbide (WC) and magnesium (Mg) particles on the mechanical characteristics of Al6063 aluminium alloy. The crucible casting technique was made in two composite compositions 2.5 percent and 5 percent …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 1–8 Read article
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Experimental Analysis and Predictive Modeling of Mechanical Behavior in Epoxy Composites Reinforced with Waste Tyre Rubber Particles
Abstract: The disposal of end-of-life tyres poses a significant environmental and resource challenge owing to their large volumes and non-biodegradable nature. In this work, we explore the incorporation of waste tyre rubber particles (WTRP) into an epoxy resin matrix to develop sustainable polymer composites and examine their mechanical behavior both experimentally and through predictive modelling. Composites with differing epoxy: WTRP ratios (80:20, 75:25, 70:30 wt.%) and varying rubber particle mesh sizes …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1754–1765 Read article
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Investigation of Mechanical Behaviour in Brake Shoe Liner by Using Composite and Nano Materials
Abstract: The mechanical performance of the brake shoe liners dictates the safety and efficiency of the vehicles; thus, brakes are very vital in ensuring controlled deceleration and stopping. In the past few decades, composites have significantly impacted the automotive industry through lighter, stronger, and sturdier alternatives to traditional materials improving overall performance. Nano additives are of key importance in such composites, improving not only the mechanical properties but, more significantly, the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 280–295 Read article
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Mechanical and Tribological Properties of Cr3C2-NiCr Coated Ti6Al4V Implant Alloy
Abstract: Ti6Al4V alloys are widely used in medical and aerospace applications due to their superior mechanical properties. But, Ti6Al4V alloys are poor in tribological properties such as wear. Poor wear resistance consequences in the formation of wear debris in human implants and leads to inflammation and pain. In this work, Cr3C2-NiCr coatings were applied to improve the mechanical properties such as tensile strength, hardness and tribological properties such as wear resistance. …
Published in Journal of Experimental & Applied Mechanics · Vol. 8, Issue 3, 2017 · pp. 28–42 Read article
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Effects of Weight Fractions on Properties of Aluminium-Fly Ash Metal Matrix Composites
Abstract: With particles of fly ash as the particulate addition, the properties of pure Al can be greatly improved. The incorporation of fly ash brings significant changes in some of its core properties like hardness, density, stiffness, strength, wear resistance. A comparison of the mechanical properties of pure Al have been done with three sets of Al-fly ash composites containing 6, 8 and 10% by weight fly ash which are manufactured …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 3, Issue 3, 2016 · pp. 44–48 Read article
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Influence of FEF (N550) Carbon Black on Rheological and Physico-mechanical Properties of SBR Vulcanizate for Tyre Application
Abstract: This study aims to investigate the synergistic effect of Fast extrusion furnace black on the rheological, surface morphological and physico-mechanical properties such as tensile strength, hardness and specific gravity of styrene-butadiene synthetic rubber composite. SBR is an elastomer which is an important sort of synthetic rubber. It is a copolymer whose molecular structure primarily consists of organic compound styrene and butadiene chain. Fast extrusion furnace black and high abrasion furnace …
Published in Journal of Polymer & Composites · Vol. 10, Issue 3, 2022 · pp. 48–58 Read article
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Optimization of Process Parameters for Cu90Ni10 Alloy Processed by Wire Arc Additive Manufacturing (WAAM) Using an L9 Orthogonal Array
Abstract: Abstract Wire Arc Additive Manufacturing (WAAM) has gained significant attention in recent years as a promising technique for producing complex metallic components. This study focuses on the processing of Cu90Ni10 alloy using WAAM and employs an L9 orthogonal array to optimize the mechanical properties of the resulting components. Cu90Ni10 alloy is known for its excellent corrosion resistance and electrical conductivity, making it a critical material in various industries, including aerospace …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 292–301 Read article
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Experimental Investigations on Aluminium Composites Materials Using Stir Casting Process
Abstract: In physical operations, accoutrements in motorcars and aeronautical machine factors, aluminium and its alloys are extensively used. In this study an effort is made to ameliorate the properties of aluminium essence matrix compound (A356) for manufacturing of machine rudiments taking High Tensile strength, Hardness, Wear resistance and low coefficient of friction, aluminium alloy (A356) reinforced with aluminium oxide, graphite and silicon carbide. In the current work, A356 as base metal …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 302–323 Read article