The prospects of natural fiber composites: A brief review
July 2024
This research explores natural fiber composites (NFCs) as alternatives to traditional materials such as fiberglass. By examining fibers like abaca, bamboo, banana, coir, flax, hemp, jute, kenaf, pineapple...
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Laser ultrasonic inspection of internal porosity defects in AlSi10Mg additive manufacturing components
July 2024
Additive Manufacturing (AM) technology is recognized as a pivotal direction for future technological and industrial advancement. Nevertheless, inherent to the manufacturing process are defects such...
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Novel methods for optimizing CNC aluminum alloy machining parameters in polymer mold cavities
July 2024
The examination of the machining of 7075-T6 aluminum alloy polymer mold cavities using Taguchi optimization and analysis of variance is presented in this paper. This study identified the best CNC milling...
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Mechanical properties of LDPE and PS polymer matrix composites reinforced with GNP and CF — A critical review
July 2024
There is always a vital need for more robust, affordable, and multifunctional materials to satisfy the demands of industrial consumers. Therefore, polymer matrix composites (dual and hybrid matrix)...
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Experimental and numerical investigation on cold cracking susceptibility of naval grade high strength steel welds for lightweight shipbuilding structures
July 2024
In this study the cold cracking (CC) susceptibility of naval grade high strength steel (HSS) welds developed using flux core wires of different yield strength levels was analyzed for lightweight shipbuilding...
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Novel short Agave americana based biocomposite and nanobiocomposites for automotive applications
July 2024
Short fibers of Agave Americana (AA) was extracted from its plant leaf, was chemically treated with Ac2O, HCOOH, H2O2, KMnO4 and NaOH, and then characterized by Attenuated total reflectance-Fourier...
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Microstructure analysis of 7050 aluminum alloy joint fabricated by linear friction weld
July 2024
The microstructure of a linear friction welded joint of 7050 aluminum alloy was investigated through optical microscopy (OM), scanning electron microscopy (SEM), and electron backscatter diffraction...
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High pressure salt water and low temperature effects on the material performance characteristics of additive manufacturing polymers
July 2024
The effects of salt water exposure at deep ocean depth pressures when coupled with low temperatures on the material characteristics of three unique additively manufactured polymers has been investigated...
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Multivariate modelling of AA6082-T6 drilling performance using RSM, ANN and response optimization
July 2024
The AA6082-T6 was experimentally studied in the present research with respect to the drilling performance. Drill diameter, cutting speed and feed rate were examined, using a full factorial design. Mathematical...
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Effects of latex type and processed-mica waste loading on the structural and thermo-physical properties of natural rubber latex foam composites
May 2024
Mica waste, a type of commercial waste produced in bulk quantities by the mica mining industry, was processed and added to Natural Rubber Latex Foams (NRLF) made of centrifuged and creamed latex. Following...
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An improved DIC method for full-field strain measurement in tensile tests on aluminium alloys under hot stamping conditions
May 2024
Digital image correlation (DIC) outperforms other strain measurement technologies due to its versatility, accuracy, non-contact nature, and capability to capture full-field strains. However, for aluminium...
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Experimental investigation of productivity and surface integrity features in trim cut WEDM operation of hybrid metal matrix composite
May 2024
Present study is focused on optimization of WEDM process parameters for increased productivity and improved surface quality of the machined surface of hybrid composite [Al6061 (90 %), SiC (2.5 %) and...
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An innovative multi-objective optimization approach for compact concrete-filled steel tubular (CFST) column design utilizing lightweight high-strength concrete
May 2024
Incorporating sustainability into Concrete-Filled Steel Tubular (CFST) columns' optimization can enhance efficiency and sustainability in construction. Discrepancies in international standards for ultimate...
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Development and research of technology for obtaining and properties of welding wire from Al–Mg–Sc alloys using combined methods of thermal deformation treatment
May 2024
The results of studies technological processes for obtaining welding wire from alloys of the Al–Mg system with a scandium content of 0.12 (alloy 1580) and 0.25 wt % (alloy 01570) presented. A feature...
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Development of Cf/C-UHTC composite and study of its resistance to oxidation and ablation in high-speed high-enthalpy air plasma flow
May 2024
This article contains the results of research on the development of a Cf/C-UHTC carbon fabric composite based on a viscose precursor and a combined matrix consisting of partially sintered ceramics in...
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Effect of tools rotational speed on the mechanical properties of one-step double-acting friction stir welded aluminum alloy AA 6061 hollow panel
May 2024
The utilization of Aluminum hollow panels enhances structural strength while simultaneously ensuring a lightweight and efficient use of materials. During their application, these panels necessitate...
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Effects of process parameters on the mechanical properties and microstructure in ultrasonic vibration-assisted warm tensile deformation of AZ31 magnesium alloy
May 2024
Magnesium (Mg) alloys are becoming popular in lightweight manufacturing due to their low density and high specific strength. However, insufficient slip systems result in poor plasticity of Mg alloys...
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Investigation of the effect of materials and processing conditions in twin-screw extrusion
May 2024
Three polymeric materials; polystyrene (amorphous), low-density polyethylene (semi-crystalline), and poly(methyl methacrylate) (amorphous) were used to explore their behavior and properties during processing...
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Effect of processing conditions and electrode materials on the surface roughness of EDM-processed hybrid metal matrix composites
May 2024
The current investigation aims to investigate the role of four major input parameters, i.e. Current (I), Gap Voltage (V), Pulse off time (Toff), and Pulse duration (Ton) on surface roughness (Ra) of...
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A novel machine learning-based model for predicting of transition fatigue lifetime in piston aluminum alloys
Available online 17 April 2024
The estimation of transition fatigue lifetimes for piston aluminum alloys was carried out using unsupervised machine learning (ML) with the K-means algorithm. For this purpose, an experimental dataset...
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Distortion analysis in axial ultrasonic assisted milling of Al 7075-T6
Available online 15 April 2024
Dimensional distortion and instability in the milling process of aluminum alloy parts can significantly increase production costs and result in defective parts. Therefore, distortion mitigation has...
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A comparative study on resistance spot and laser beam spot welding of ultra-high strength steel for automotive applications
Available online 9 April 2024
In this study, the effect of resistance spot welding (RSW) and laser beam spot welding (LBSW) processes on evolution of microstructure, load endurance capabilities, heat affected zone (HAZ) softening,...
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Parametric study of local laser heat treatment technology on multi forming of advanced-high strength steel (AHSS) part with complex shape
March 2024
The effectiveness of local laser heat treatment technology to enhance the in situ formability of steels and aluminum alloys has already been widely acknowledged for the one-step forming of components...
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Experimental investigation of the clinching process for joining the three-layer aluminum/polymer/aluminum composite sheets
March 2024
Three-layer aluminum/polymer/aluminum composite sheets are among the new materials developed to reduce the weight and fuel consumption of vehicles. Using the conventional methods for joining these materials...
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Enhancing tensile properties of pulsed CMT–MIG welded high strength AA2014-T6 alloy joints: Effect of post weld heat treatment
March 2024
The main objective of this investigation is to study the effect of post weld heat treatments (PWHTs) on tensile properties, hardness, and microstructure of pulsed CMT–MIG (cold metal transfer arc–metal...
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