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19 articles for “Strain-Hardening”
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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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Strain Hardening on Steels
Abstract: Steel items of smaller shaped geometries have descriptive issues often marvel if post forge expenses were less or cost up to as machined form. Aim is to obtain shaped geometries with least effects on hardness’s. Basically cold forge has applied to make zero-zero tolerance able fitment allowances. Effects of same strain hardening has posture effects as well to break equipment under usages. Die expenses nevertheless to own machine activation towards …
Published in Journal of Mechatronics and Automation · Vol. 7, Issue 1, 2020 · pp. 11–16 Read article
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Analysis of Die Corner Gap Formation for Strain Hardening Materials in ECAP Through an Upper Bound Sensitivity Approach: A Comparative Study
Abstract: In recent work, using a proposed central composite factorial analysis, the upper-bound theorem's theoretical concept for the equal channel angular pressing process are used. The upper-bound theorem-based theoretical solutions consider Tresca friction conditions and varied fillet radii at the die channel junction. When using AA5083's uniaxial mechanical properties, isotropic nonlinear work hardening is assumed. The ratio of the cumulative effective plastic strain to the time generated by the deformation zones, …
Published in Trends in Machine design · Vol. 12, Issue 3, 2025 · pp. 1–22 Read article
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Impact of Fracture in Geometrical, Material, and Load Rate Characteristics on J-Integral
Abstract: The present study investigates the influence of load rate, geometrical parameters, and material properties on the J-integral behavior of AA2050-T84 aluminum-lithium alloy using three-dimensional elastic–plastic fracture mechanics (EPFM) analysis. Finite element simulations were carried out using the ABAQUS software to evaluate crack driving forces in compact tension (C(T)) specimens under various mechanical and thermal conditions. The study focuses on the combined effects of strain rate, temperature-dependent strain hardening, specimen thickness …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 4, Issue 1, 2026 · pp. 38–45 Read article
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A Review on Characterization of Mechanical Behavior of AA5083 Through Equal Channel Angular Pressing at Different Channel Angles
Abstract: Materials that have been enhanced through traditional techniques like strain hardening, the addition of solutes, altering grain size through precipitation and refining are commonly utilized in industrial applications. However, there is a restriction on the extent of deformation that these traditional techniques can impose on a material. This research centered on examining the primary mechanical characteristics of aluminum alloys when polycrystalline materials incorporate an extremely fine grain size. By producing …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 54–68 Read article
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Numerical Studies on Deep Drawability of the Aluminium Alloy, AA6082 and Parameters Affecting It
Abstract: Deep drawing is a metal forming operation used for manufacturing sheet-metal components for application in the automobile, aerospace, and packaging industries. The objective of the present work was to study the various parameters influencing the drawability of AA6082. The deep-drawing process was modeled and simulated in Ls-Dyna Pre-Post(R) V4.6.17 software. The tensile test was performed according to the ASTM-E8M standard on AA6082-T6 material and subsequently annealed to attain higher ductility. …
Published in Journal of Polymer & Composites Read article
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Characterization and Fabrication of Hybrid Matrix Composites of AZ91E Metal with Distinct Reinforcements of Fly Ash and ZrO2
Abstract: The current work choose the characteristics of (Magnesium composite) AZ91E-ZrO2-Fly ash Hybrid Metal Matrix using the regular analytic system. The chosen materials for this purpose are fly ash and ZrO2 in equivalent load extents, Stir casting uses a vortex technique to produce composite materials. A comprehensive experimental investigation was conducted to assess the performance characteristics of AZ91E-ZrO2-Fly ash during the cold upsetting process. The study involved utilizing AZ91E magnesium alloy …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 Read article
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Enhancing Cooling Efficiency in Dual Nozzle CO2-Based Vortex Tube Systems for Machining Titanium Alloys: Implications for Polymer and Composite Processing
Abstract: In machining of Titanium alloys, the cutting temperature plays a vital role that directly influences the performance and it is required to maintain as low as possible. In this study, a dual nozzle Vortex Tube Cooling System (VTCS) that supplies cool compressed CO2 gas is developed to reduce the cutting temperature in Ti-6Al-4V machining. The experiments were conducted at constant cutting and flow parameters during turning at different levels of …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 284–291 Read article
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Phase – Field Modeling of Brittle and Ductile Fracture Under Complex Loading Conditions
Abstract: Phase-field modeling has emerged as a powerful computational framework for predicting fracture behavior in engineering materials, offering a unified description of crack initiation, propagation, branching, and coalescence without the need for explicit crack tracking. This study presents an in-depth examination of phase-field modeling applied to both brittle and ductile fracture under complex loading conditions, including multiaxial stress states, cyclic loading, thermal gradients, and dynamic impact. The phase-field approach regularizes the …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 3, Issue 2, 2025 · pp. 13–18 Read article
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A Laboratory Methodological Proposal for “Geotechnical Lime Stabilization of A-4 Soils”
Abstract: This paper establish the beginning of a research process regarding the behavior of soils stabilized with lime. Generally, the geotechnical practice of soils stabilized with lime requires a first step conducted in the laboratory, to attest the features of “natural soils” in order to improve their behavior in term of geotechnical performance and, a second step, carried out onsite with experimental test fields, in order to verify the benefit obtained …
Published in Journal of Geotechnical Engineering · Vol. 8, Issue 1, 2021 · pp. 1–11 Read article
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Improved TOPSIS for Al-SiC Composite Material Selection
Abstract: This paper proposes a novel Multi-Criteria Decision-Making(MCDM) method for attaining accurate and reliable results on Al-SiC composite material selection. Many of the existing researches suggested some methods for determining weights for criteria objectively and dealt with various mathematical models for eliminating inter-criteria correlation. However, they still involve some considerable shortcomings not fitting in the reality. In this paper, in order to determine the weights of criteria, methods for both subjective …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 3, 2023 · pp. 12–25 Read article
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Effect of Shock Waves on the Hardness of Graphene Reinforced Aluminium Composites
Abstract: The advantageous properties of Aluminium metal components have proved their suitability in the field of aerospace industry, naval, sports, and other structural applications. Its disadvantages like high wear rate, less hardness limits its application for some special applications. Graphene is an allotropic form of carbon which exhibits high tensile strength, better co-efficient of friction and an easily derivable material from the carbon which is abundantly available in nature. Reinforcement of …
Published in Journal of Polymer & Composites · Vol. 8, Issue 1, 2020 · pp. 32–38 Read article
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Advanced Quantitative Analysis of Dynamic Recovery during Warm Working of FCC Alloys
Abstract: Metal working processes of warm working require an advanced quantitative analysis of dynamic and static recovery of dislocations to control microstructures and crucial shape forming properties. Feasibility of dynamic recovery by thermal glide and static recovery by climb of constricted jogs, applicable to ausforming, nano bulk forming by SPD and normalizing has been addressed to design new steels, used for hulls, and tribologically superior bearings. Predictive dislocation recovery analysis shows …
Published in Journal of Materials & Metallurgical Engineering Read article
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Advanced Quantitative Analysis of Dynamic Recovery During Warm Working of FCC Alloys
Abstract: Metal working processes of warm working require an advanced quantitative analysis of dynamic and static recovery of dislocations to control microstructures and crucial shape forming properties. Feasibility of dynamic recovery by thermal glide and static recovery by climb of constricted jogs, applicable to ausforming, nano bulk forming by SPD and normalizing has been addressed to design new steels, used for hulls and tribologically superior bearings. Predictive dislocation recovery analysis shows …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 1, 2022 · pp. 1–14 Read article
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Feasibility of Cryogenic Treatment for Improving Lattice Strain Distribution in AA7010 Alloy
Abstract: In the present investigation, AA7010 was subjected to two different cycles of cryogenic treatment. In one cycle, the cryogenic treatment was given after the quenching and aging, whereas in another cycle the treatment was given immediately after quenching before aging. The hardness and XRD results of these samples were compared with that of T6 conditioned sample, taken as the reference. The samples, which were given cryo-treatment immediately after quenching before …
Published in Journal of Materials & Metallurgical Engineering · Vol. 4, Issue 1, 2014 · pp. 7–12 Read article
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Experimental investigation on impact resistance and energy absorption of multicell thin walled glass fibre reinforced polymer composite
Abstract: The objective of this study is to explore the behaviour of different types GFRP cell structures under dynamic load testing. In this study we have designed, fabricated, tested and analyzed specimens of different configurations (Cylindrical structure – 1 cell, 2 cell and 4 cell) using Glass Fibre Reinforced Polymer (GFRP). GFRP constituents are Glass fibre of 200 GSM with L-12 epoxy and K-6 hardener. Test specimens were manufactured by conventional …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 85–95 Read article
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An experimental study on flexural behavior of RC beams of Alccofine based engineered concrete infusing steel fibres
Abstract: The innovations in concrete being engineered to the specific requirements have found a new dimension under sustainability. Alccofine is a sustainable construction material derived from GGBS. The primary objective of the study is to explore the potential of Alccofine particles in varying proportions in combination with 0.5% steel fibers to uplift the flexural strength of the engineered concrete. As concrete is known to be a brittle material once hardened, exhibits …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 87–97 Read article
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Experimental and Numerical Assessment of Flexural Shear Behavior of RC Beams Enhanced using Hybrid CFRP–GFRP U-Wrap System
Abstract: This study examines the Reinforced Concrete beams strengthened in Flexural-shear using a hybrid Fibre Reinforced Polymer (FRP) system that combines carbon fibre reinforced polymer (CFRP) and glass fibre reinforced polymer (GFRP) in a U-wrap configuration. Six beams totally were made and the results were tested under 4 point bending moment using LVDT, in which three beams were of control beams without strengthening and another three externally wrapped using hybrid CFRP-GFRP …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 328–338 Read article
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Mechanical and Environmental Performance of Curaua Fiber Composites: A Sustainable Alternative to Wood and PVC
Abstract: This study examines the mechanical behavior of curaua fiber composites, comparing their performance to other materials like wood and PVC. Curaua fibers, sourced from the Brazilian Amazon, demonstrate superior mechanical properties, making them a promising alternative for sustainable composite materials. The composites were fabricated using various methods and subjected to tensile, flexural, and impact tests. Results show that curaua fibers exhibit an average tensile strength of 30.7 MPa, outperforming wood …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 467–477 Read article