[PDF] Top 20 Effect of Forging Temperature on Microstructure and Mechanical Properties of In Situ (TiB+TiC)/Ti Composites

... matrix composites (TMCs), reinforced with ceramic particles, have considerable potential for improving properties and service temperature and can be extensively applied in areas such as aerospace, ... See full document

... The microstructure difference among these areas can be mainly ascribed to inhomogeneous plastic flow during ...the temperature drop in the peripheral area [23]. Meanwhile, the temperature at the ... See full document

... Multilayered composites composed of pure copper and titanium (Cu/Ti) have been fabricated by accumulative roll bonding ...structures, mechanical properties and microstructures of the ... See full document

... in situ process in which traditional ingot metallurgy plus self-propagation high-temperature synthesis (SHS) techniques were used to produce (TiB+TiC)/Ti matrix ...in situ ... See full document

... start forging. Starting forging temperature was 1150˚C while forging process was ended at temperatures 900˚C, 975˚C, and 1050˚C for the four ...steels. Microstructure examination and ... See full document

... elevated temperature, which contributed to the improvement on strength of the composites at elevated ...the mechanical property of titanium alloy at elevated ...on mechanical ... See full document

... in Ti matrix during the preparation process of in situ TiC/Ti composites, which increase the transus temperature of the matrix alloy ...bimodal microstructure or the ... See full document

... the effect of hot forging to a large extent is shown for a composite obtained from the mixture with a higher content of titanium diboride ...latter mechanical characteristics ...hot forging ... See full document

... Particulate composites have been primarily prepared by sintering mechanically mixed powders of the constituent ...particulate composites is in-situ reaction synthesis, which is advantageous for ... See full document

... The incorporation of low density, high modulus and high strength reinforcements into titanium, which by itself possesses a high specific strength at room and moderately elevated temperatures, significantly improves its ... See full document

... Microstructure studies of alloy and composite were carried out using optical microscopy and field emission scanning electron microscope (FESEM) after polishing respective samples using standard metallographic ... See full document

... high temperature properties, high temperature Ti alloys are used to be treated by heat treatment ...In situ synthesized near Ti matrix composites treated by heat treatment ... See full document

... deformation resulting in significant grain refinement though FSP has been basically termed as a grain refinement technique; it is a very attractive process for also fabricating the composites [9-13]. In this ... See full document

... nate, a typical linear zwitterionic surfactant, was used in this study. This chemical features both hydrophobic and hydro- philic groups. Electrostatic interactions, which have larger attractive forces than the van der ... See full document

... composites were engineered for a spectrum of performance-critical and high temperature related applications. The aluminum alloy-based MMCs were favorable on account of their low density, wide alloying ... See full document

... CMCs have been developed to overcome the intensive brittleness and lack of reliability of monolithic ceramics, with a view to introduce ceramics in structural parts used in severe environments such as rocket and jet ... See full document

... the mechanical properties is adding reinforcement ...excellent properties such as high hardness (Vickers hardness, Hv, 16 GPa), high strength, high Young modulus (E = 371 GPa), low density ... See full document

... the TiB / Ti6Al4V composites synthesized by the SPS process at different sintering ...sintering temperature from 1173 K to 1473 K, more and more TiB whiskers are synthesized through the ... See full document

... Utilization of randomly distributed fibers in composite material is not new. Since time immemorial, fibers such as straw, horsehair and other plant fibers were used to strengthen brittle materials [ACI 544.1R (1996)]. ... See full document

... cooling-water temperature was 30°C or ...cooling-water temperature of 30 and 90°C, ...cooling-water temperature was set to 30 and 90°C, the cooling rates were ...cooling-water temperature was ... See full document