The TiAl binary alloy phase diagram
Thermodynamic Analysis of the V–H Binary Phase Diagram
... bcc phase by constructing superstructures based on the Im33m space group, following the procedures described in detail in our previous ...bcc phase were used during the analysis and the seven structures ...
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Inter-phase selective corrosion of γ-TiAl alloy in molten salt environment at high temperature
... The alloy suffered more serious hot corrosion attack after exposure for 50 h, in which a large number of comb-like corrosion pits along the lamellar structure were found near the surface, as shown in ...the ...
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Study of phase diagram, thermal stability and microstructures of nicotinamide based binary organic systems
... Keywords: Phase diagram, thermodynamic stability, roughness parameter, microstructure _____________________________________________________________________________________________ INTRODUCTION The formation ...
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Superplasticity and Superplastic Diffusion Bonding of a Fine Grained TiAl Alloy
... Ti–48Al–2Cr–2Nb alloy are shown in Fig. 1. The as-cast TiAl alloy has a fully lamellar microstructure consisting of lamellar 2 and ...2 phase and fine lamellar colonies ...cast alloy ...
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Longitudinal twinning in a TiAl alloy at high temperature by in situ microcompression
... -TiAl phase of the alloy Ti-45Al-2Nb-2Mn ...bulk TiAl alloys is due to the increased ease with which the twinning shear can be accommodated by the neighbouring domains and lamellae with ...
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Experimental investigation of laser peening on TiAl alloy microstructure and properties
... of TiAl alloy. Because laser shock peening method has poten- tial to improve the mechanical properties of TiAl alloys, the present study is undertaken to develop a basic understanding of the ...
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Three dimensional thermal-solute phase field simulation of binary alloy solidification
... small phase and large temperature fields, multi-time scale associated with the Lewis number and, to establish a mature dendrite, requires a long simulation ...where phase field and solute field resolution is ...
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A Contribution on the Modelling of Wire Electrical Discharge Machining of a γ-TiAl Alloy
... Aerospace and automotive industries have to meet the severe environmental regulations aimed to the minimization of fuel consumption, resource wastes, and emissions. When considering the life cycle assessment of complex ...
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Microstructure and strength of γ-TiAl alloy/Inconel 718 brazed Joints
... Fig. 3 EBSD/EDS/SEM analysis of the interface resulting from brazing at 730 &. a) BSE image, b) EBSD pattern, c) indexing of Kikuchi lines that identify AlCu 2 Ti phase, and d) EDS analysis Mechanical ...
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Binary phase diagrams
... two phase region: ...in diagram 2. In two phase region draw the tie line or isotherm ...a phase is determined by taking the length of the tie line to the phase boundary for the other ...
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Effects of Si on Microstructures and High Temperature Properties of Beta Stabilized TiAl Alloy
... ¢ phase with bcc lattice provides a sufficient number of independent slip systems and is softer than the ¡ 2 and £ ...of TiAl alloys at an elevated ...¢ phase through alloying with Nb, Fe, Mo, or ...
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Tensile Properties of Diffusion Bonds between TiAl Intermetallic Compound and Titanium Alloy
... diffusion phase at the bonding interface of TiAl/Ti–17 joint was analyzed by EPMA line analysis using the specimens in which the maximum thick- ness of diffusion phase was ...diffusion phase at ...
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Optimization of the properties and determination of the processing window for the γ-(TiAl)-alloy TNB-V4
... 3 Aufgabenstellung Wie die Literaturrecherche zeigt, wird zum Erreichen des vollen Potenzials von Titanalumini- den ein Umformprozess benötigt. Durch die erzielte feinkörnige Struktur profitieren sowohl Festigkeit als ...
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Lab Notes: Albert Xing. Solid Liquid Equilibrium in Binary System. Contents. Solid Liquid Phase Diagram
... For more complex systems with bigger fuels, the amount of radical formation happens extremely quickly and in great abundance. From methane, hydrogen and oxygen, we achieved well over 70 [r] ...
Relationship between the Crystallographic Structure of Electrodeposited Fe P Alloy Film and its Thermal Equilibrium Phase Diagram*
... Fe–P alloy films with wide range of phosphorus composi- tion have been electrodeposited by changing electrodeposi- tion condition and bath concentration. Then the crystallographic structures of deposited films were ...
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Lead Tin Phase Diagram Experiment
... From the figure, the alloys with different compositions of tin will show changes in their cooling curve slopes whenever they cross one of the blue boundaries – which physically represents a change in the phase of ...
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3 - Phase Diagram of Naphthalene-Biphenyl
... C = 2 components, P = 3 phases, solid “a”, solid “b”, and liquid solution so that F = 2 - 3 + 2 = 1 degree of freedom But since the cooling is occurring in the open, the pressure is already set at 1 atm and there is no ...
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Synthesis of Nanostructure Ti-45Al-5Cr Alloy by Mechanical Alloying and Study the Effect of Cr Addition on Microstructure of TiAl Alloy
... complete phase transformation in mechanically alloyed ...main phase is the γ- TiAl in both alloys but in Ti-45Al-5Cr, not only the γ-TiAl but also some α 2 -Ti 3 Al phase was ...
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Studying the Effect of Productive Factors on Synthesis of Anostructure Tial (Γ) Alloy By Mechanical Alloying
... amorphous-like phase or very fine particles has been strongly enhanced with increasing of alloying time ...that phase was formed completely after ...
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Diffusion Bonding of TiAl Alloy to Eutectoid Steel and its Interfacial Self destruction Behavior
... Al alloy, which was located in phase region on Ti-Al binary phase diagram, and commercially served eutectoid ...The TiAl was produced by arc melting ...the TiAl and the ...
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