Akm Asif Iqbal

Akm Asif Iqbal
Universiti Malaysia Pahang | ump · Faculty of Mechanical and Manufacturing Engineering

PhD

About

36
Publications
13,061
Reads
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295
Citations
Additional affiliations
April 2014 - October 2019
Universiti Malaysia Pahang
Position
  • Professor (Associate)

Publications

Publications (36)
Article
In this research, the effect of residual stress on the fatigue crack growth behavior in an aluminum alloy-hybrid metal matrix composite (Al alloy-Hybrid MMC) bi- material system has been investigated and the fatigue life of the bi-material has been predicted based on the crack closure technique. Conventional three-point bending fatigue test was car...
Article
Full-text available
This research focuses on the impact of reinforcing particle size in Metal Matrix Composites (MMC). Because of its comprehensive mechanical qualities, MMC is widely employed in the aerospace and automobile industries. In order to increase the mechanical qualities of MMC, researchers are looking into ways to improve its performance. The aim of the re...
Article
Full-text available
The automotive industry is a rapidly growing sector of the economy of most countries. Due to consumer and world population growth, the continuous necessity of a better, safe, and economical transportation approach increases with low emission. Researchers and producers face many challenges in the automobile industry for environmental issues, greenho...
Chapter
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In this study, graphene oxide (GO) and carbon fibre (CF) reinforced epoxy hybrid composite has been fabricated by vacuum resin infusion method and the influence of GO reinforcement on the tensile and flexural properties has been investigated. Three different concentration of GO 0.2, 0.4 and 0.6 wt% were used to develop hybrid composite samples. The...
Presentation
Paper presentation in National Conference for Postgraduate Research (NCON-PGR)-2020, UMP, Malaysia
Article
In this research, the tribo-mechanical behaviour of self-lubricating aluminium (Al) based hybrid metal matrix composites (MMCs) reinforced with graphite (Gr) and Al2O3 particles (Al+Gr+Al2O3) were studied aiming to obtain the superior wear and mechanical properties in a single material. Three different compositions of hybrid MMCs were fabricated by...
Article
Full-text available
This study deals with the fabrication and tribo-mechanical characterization of magnesium (Mg)-silicon carbide (SiC)-graphite (Gr) hybrid metal matrix composites (MMCs). The hybrid MMCs were fabricated by a mechanical alloying process and their mechanical and tribological properties were investigated as well as compared with those of the base materi...
Article
Porous ceramic materials are popularly accepted as thermal barrier coatings (TBCs) in insulating gas turbine parts working at high temperature. In this research, three different types of Yttria stabilized zirconia (YSZ) systems, a nanometric 8 mol% YSZ (8‐YSZ), a micrometric 3 mol% YSZ (3‐YSZ) and a combination of these two powders (3‐8‐YSZ) have b...
Article
Full-text available
Graphene, the thinnest two-dimensional atomic material, has immerged as a revolutionary material and sparked a flurry of research and innovation owing to its outstanding mechanical, electrical, optical and thermal properties as well as high specific surface area. Graphene-based materials and their composites possess promising applications in a wide...
Article
In recent years, the rapid development of polymer composites is replacing the use of metals and alloys in high performance engineering applications, particularly in automotive and aerospace industries. In this research study, influence of glass fiber (GF) content on tensile properties of polyamide-polypropylene (PA-PP) based blend composites was in...
Article
In this study, aluminium-aluminium oxide (Al-Al2O3) metal matrix nanocomposites (MMNCs) with the different volume content of Al2O3 reinforcement were prepared. Three different types Al- Al2O3 nanocomposite specimens comprise of 10%, 15% and 20% volume fractions of Al2O3 were fabricated using conventional powder metallurgy (PM) route and their micro...
Chapter
Recently, polymer blend composites are receiving significant attention to fulfill the growing demand from automotive industries because of their improved properties as compared to that of pure polymer blends. In this research work, considering 0%, 3%, 6% and 9% glass fiber content, four different compositions of polyamide 6 (PA6)-polypropylene (PP)...
Chapter
This study investigated the microstructure and hardness of aluminium-aluminium oxide (Al-Al2O3) functionally graded material (FGM). Preparation of metal-ceramic functionally graded material was carried out following powder metallurgy (PM) route. Four-layered aluminium-aluminium oxide (Al-Al2O3) graded composite structure was processed using 0%, 5%,...
Article
Full-text available
In this study, the micro-mechanisms involved in fatigue crack propagation are investigated qualitatively in a Al/Al2O3/SiC hybrid metal matrix composite (MMC) and the results are compared with Al2O3 fibre reinforced MMC and monolithic Al alloy. The three-point bending fatigue test was carried out in a rectangular notched specimen and crack propagat...
Article
Full-text available
In this research, the wear and mechanical responses of pure magnesium-graphite (Mg–Gr) composite have been investigated aiming to get the optimum composition of reinforcement. The composite materials were fabricated by mechanical alloying. The percentage of graphite reinforcement was chosen as 3, 5, 7 and 10 wt.% to identify its potential for self-...
Article
Full-text available
In this research, the mechanical and tribological behavior of aluminum–graphite (Al–Gr) composite has been investigated in order to determine the optimum composition of reinforcement. The materials were fabricated by a powder metallurgy process and three different weight percentages of Gr were chosen as a reinforcement in pure Al at 3, 5 and 7 wt %...
Article
Full-text available
In this research, the stress state of the reinforcing SiC particles in a hybrid MMC is investigated by micro Raman spectroscopy. The experiment was carried out in situ in the Raman spectroscopy. Experimental results show that cracks due to monotonic loading propagates by the debonding of the particle/matrix interface and particle fracture. Moreover...
Article
Full-text available
In this research works, four-layered aluminium-aluminium oxide (Al-Al2O3) graded composite materials were fabricated using powder metallurgy (PM) method. In processing, metal-ceramic graded composite materials of 0%, 10%, 20% and 30% weight percentage of ceramic concentration were prepared under 30 ton compaction load using a cylindrical die-punch...
Article
Full-text available
In recent years, polymer composites are rapidly developing and replacing the metals or alloys in numerous engineering applications. These polymer composites are the topic of interests in industrial applications such as automotive and aerospace industries. In the present research study, glass fiber (GF) reinforced nylon 6 (PA6)-polypropylene (PP) co...
Conference Paper
Full-text available
The development of metal matrix composites (MMCs) has set the stage for a new revolution in materials. In this research, Al matrix composites reinforced with SiC nanoparticles were fabricated by a powder metallurgy process and the effects of compaction load and sintering temperature on the mechanical properties of the Al-SiC nano-composite was inve...
Article
Full-text available
In this study, the fatigue crack propagation behaviour in the Al alloy-hybrid MMC bi-material system has been investigated. Three-point bending fatigue test is carried out on the Shimadzu servopulser machine. The plastic replica technique is used to observe the crack growth during cyclic loading. The crack growth rate is analyzed at different stres...
Article
Full-text available
Particle reinforced metal matrix composites (MMCs) has emerged as one of the potential materials for structural application due to their superior mechanical properties. However, these MMCs have poor damage tolerance due to their low fracture toughness. The volume fraction of reinforcement plays a significant role to improve the overall strength of...
Article
Full-text available
In this study, the influence of different weight percentages of glass fiber (GF) reinforcement on the mechanical properties of nylon (PA6) composite is investigated. Test specimens of pure nylon, 95% nylon + 5% GF, 90% nylon + 10% GF, 85% nylon + 15% GF and 80% nylon + 20% GF are prepared using an injection molding machine. In the experiments, tens...
Article
Full-text available
The increasing demand of fuel efficiency and light weight components in automobile sectors have led to the development of advanced material parts with improved performance. A specific class of MMCs which has gained a lot of attention due to its potential is aluminium metal matrix composites (Al-MMCs). Product performance investigation of Al- MMCs i...
Article
Full-text available
The fatigue crack propagation behaviour of a cast hybrid metal matrix composite (MMC) was investigated and compared with the crack propagation behaviour of MMC with Al2O3 and Al alloy in this article. Three dimensional (3D) surface analysis is carried out to analyze the crack propagation mechanism. All three materials clearly show near threshold an...
Article
Full-text available
Different types of off road vehicles are widely used in agriculture, oil industry, mining and military operations but none of them can effectively operate over the swamp peat terrain because of its low bearing capacity of 7kN/m2. Segmented rubber tracked vehicle and intelligent air-cushion system tracked vehicle were developed in Malaysia for swamp...
Article
The low-cycle fatigue (LCF) behavior specially the fracture initiation mechanism in a cast hybrid metal matrix composite (MMC) was investigated in this research. Conventional three point bending fatigue test was carried out on a rectangular bar smooth specimen. Factographic analysis was conducted to observe the fracture initiation site. Experimenta...
Article
The low-cycle fatigue (LCF) behavior, especially the fracture initiation mechanism in a cast hybrid metal matrix composite (MMC), was studied experimentally and numerically. The conventional three-point bending fatigue test was carried out and fractographic analysis was conducted to observe the fracture initiation site. Experimental results showed...
Article
Full-text available
The fatigue crack growth (FCG) mechanism of a cast hybrid metal matrix composite (MMC) reinforced with SiC particles and Al2O3 whiskers was investigated. For comparison, the FCG mechanisms of a cast MMC with Al2O3 whiskers and a cast Al alloy were also investigated. The results show that the FCG mechanism is observed in the near-threshold and stabl...
Article
Full-text available
Metal matrix composites (MMCs) suffer cyclic plastic deformation in the structural application. Microcrack initiation and early propagation during low cycle fatigue were studied in three types of materials: cast hybrid MMC with SiC particles and Al2O3 whiskers, cast MMC with Al2O3 whiskers, and cast Al alloy. Furthermore, the role of hybrid reinfor...
Article
Full-text available
The reinforcement distribution of metal matrix composites (MMCs) plays an important role in low cycle fatigue. Thus, it is essential to study the effect of reinforcement clustering on the crack initiation mechanism of MMCs. In this study, the effect of reinforcement clustering on the microcrack initiation mechanism in a cast hybrid MMC reinforced w...
Article
Electrical Discharge Machining (EDM) is one of the most widely used non conventional machining processes for removing material from workpiece by means of a series of repeated electric discharges. This process is now one of the main techniques used in die production and has good accuracy and precision with no direct physical contact between the elec...
Article
Full-text available
Problem statement: Electrical Discharge Machining (EDM) has grown over the last few decades from a novelty to a mainstream manufacturing process. Though, EDM process is very demanding but the mechanism of the process is complex and far from completely understood. It is difficult to establish a model that can accurately predict the performance by co...
Article
Full-text available
Problem statement: Electrical Discharge Machining (EDM) is the most widely used non conventional machining process for removing material from workpiece by means of a series of repeated electric discharges. Electrical Discharge milling (ED-milling) is an emerging technology where a cylindrical tool electrode follows a programmed path in order to obt...

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Project (1)
Project
Synthesis, Characterize, and analysis of Graphene- Epoxy Nanocomposite.