..., automotive, and biomedical sectors. The mechanical characteristics of titanium alloys are heavily influenced by their microstructure. Cold‐rolled Ti‐alloys have strong bending and tensile strength due to extensive β‐phase precipitation on the α matrix. However, various heat treatment (HT) methods can affect...

... RCPT, UPV, acid attack and water permeability. Waste marble powder concrete Workability Compressive strength Split tensile strength Flexural strength UPV Acid attack RCPT Microstructure Concrete is a widely used construction material made of cement, aggregates and water...

... (MIG) welding, tungsten inert gas welding and friction stir welding (FSW). Three tests like tensile, bending and hardness were considered. The microstructural variation was analyzed by optical microscopy and elemental mapping through field emission scanning electron microscope. Findings...

... up to 750°C for a brief period. This paper aims the microstructure, phase compositions, apparent porosity and hardness of both sintered and heat-treated TiC reinforced Ti750 composites for consideration in aircraft engine design. Design/methodology/approach The fabrication of TiC-reinforced Ti750...

... properties of the composite. The main measured parameters were the compressive strength and flexural strength, sound absorption coefficient, noise reduction coefficient (NRC), etc. These tests were also borne out by the measure of density and water absorption, as well as microstructure analyses. To fully...

...Suhail Ahmed Manroo; Noor Zaman Khan; Babar Ahmad; Vinayak Malik Purpose Altering the microstructure and developing the surface metal matrix composites (MMCs) in a solid-state by friction stir processing (FSP) has been on trend for the past decade. The microstructural modification increases...

... diffusivity which characterizes the notion of thermal inertia has been reduced by about 4% and the specific heat mass has been reduced by 7.80%. Also, the shrinkage has been reduced by about 20%. The microstructure of the studied composite shows a good homogeneity between the aggregates. Finally, the addition...

..., the best way to get rid of such kinds of hazardous wastes is to use them by recycling. Design/methodology/approach Stir casting technique was used to make a composite. Graphite and fly ash were mixed with equal amounts of 2.5% to 15% in aluminum. The microstructure of composite formed after composite...

... rate [PR] and chipping diameter [CD]) in rotary mode ultrasonic drilling of macor bioceramic material. Design/methodology/approach The main experiments were planned using the response surface methodology (RSM). Scanning electron microscopy was also used to examine and study the microstructure...

.../approach The microstructure, mechanical properties and intergranular corrosion properties of AISI 409 M FSS using shielded metal arc welding were investigated. Shielded metal arc welding with different welding current values are used to change the heat input in the joints resulted in the microstructural...

... out the experiments. The influence of considered process inputs has also been observed through variance analysis. The reliability and fitness of the developed mathematical model have been established with test results. Microstructure analysis of machined samples has also been evaluated and analyzed...

... and available leads to the development of Momordica angustisepala fibers (MAf) and anthill particles/ polyester hybrid composites. Design/methodology/approach The composite was produced by hand lay method. The physical, mechanical, microstructure and thermal properties of the composites were used...

...Taiwo Ebenezer Abioye; Igbekele Samson Omotehinse; Isiaka Oluwole Oladele; Temitope Olumide Olugbade; Tunde Isaac Ogedengbe Purpose The purpose of this study is to determine the effects of post-annealing and post-tempering processes on the microstructure, mechanical properties and corrosion...

..., whereas two types of fibers, namely; wood powder (WP) i.e. sawdust and rice husk powder (RHP), have been used as a reinforcement in the matrix. Microstructure analysis of fabricated and tested samples has also been evaluated and analyzed using a scanning electron microscope. This analysis has divulged...

...) and Figures 1(b)-6(b) (at 1,000× magnification). Figure 1(a) and (b) shows the morphology at milling time of 0 hours i.e. mixing of SiC and RHA powders manually. The images show an inconsistent microstructure and both the SiC and RHA particles are seen as separate entity as well. Figure 1 (a-b...

...Debabrata Dutta; Somnath Ghosh Purpose This paper aims to investigate the effect of delayed water curing on the mechanical and microstructural properties of fly ash-based geopolymer paste-blended with Ground Granulated Blast Furnace Slag (GGBS) with different rest periods. Design/methodology...

... (GFR) on the microstructure and mechanical properties of the weldments. Design/methodology/approach The welding experiment was carried out at different combinations of parameters using WN-250S Kaierda electric welding machine. A combination of scanning electron microscopy and energy dispersive X...

... conditions were estimated with maximum inhibitor efficiency of 96.1 per cent. Fourier transform infrared analysis showed that the peaks correspond to phenols, and quercitine is the main component. Microstructural, hardness and theoretical quantum studies are also performed. Originality/value This is one...

....% and 47 wt.% Zr additions, respectively. Nanoindentation results show that the average nanoindentation hardness of α phase in annealed 30 Zr is approximately 18% higher than that of retained β phase. Tensile test results show that variation in strength of basketweave microstructural 30 Zr alloy...

... before and after thermal cycling were evaluated. Thermal barrier coatings Bond coat Zirconate TBC Phase stability Microstructure Chemical analysis Cao X. Q., Vassen R., Jungen W., Schwartz S., Tietz F., Stöver D., 2001. Thermal stability of lanthanum zirconate Plasma-Sprayed...