Ti-Al
Optimization and Characterization of Si3N4 Layer for Wear Resistant Ti Al N/Si3N4 Nano Composite Coatings
... interfacial phase in nano-composite layer is thermodynamically stable phase at high temperatures up to 1850˚C along with high oxidation resistance which might reduce the heat flow between tool-workpiece interfaces ...
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Interdiffusion in β Phase of the Ternary Ti Al V System
... seen in Fig. 2(a), the penetration depth of Al is slightly larger than that of V. This suggests that aluminum diffuses slightly faster than vanadium in Ti-Al-V alloys. Figures 3(a) and (b) show the ...
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Solid Solution Hardening and Precipitation Hardening of α2 Ti3Al in Ti Al Nb Alloys
... After precipitation hardening peaked, it decreased with in- creasing test temperature, as shown in Fig. 10 (b). This is considered due to a change in deformation mechanism, i.e., shearing mechanism to bypass mechanism. ...
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Interfacial Reaction between Ti Al Binary Alloys and High Carbon Steel
... The Ti-20Al/carbon steel joint bonded at 1073 K had a high strength, whereas the joint bonded at 1273 K for ...of Ti-Al, the bonding temperature, and the holding ...the Ti/Ti-20Al/high ...
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High Temperature Oxidation and Its Kinetics Study of Ti Al and Ti V Alloys in Air
... with fundamental compositions of Ti6%Al4%V have been used as the airplane engine materials, since their mechanical properties are excellent in the temperature range of the middle- and high temperature. 14) In results, ...
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RBS Depth Profiling Analysis of (Ti, Al)N/MoN and CrN/MoN Multilayers
... (Ti, Al)N/MoN multilayer at 2 rpm, as shown in ...and Ti, Al in (Ti, Al)N can be addressed obviously while the position of N is not depicted due to its smaller scattering cross ...
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Electrocatalytic Activity of Ti/Al/Ti/PbO2-WC Rod Composite Electrodes During Zinc Electrowinning
... the Ti/Al/Ti substrate; that is to say, the OER rate of the composite electrode is becoming faster, indicating that the catalytic performance of the composite electrodes is improved after the ...
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Effect of Zr on Microstructure and Oxidation Behavior of α and α + α2 Ti Al Nb Alloys
... ternary Ti-Al-Nb and Ti- Al-Zr alloys during the oxidation test was smaller than that of conventional Ti-6242 alloys as shown in ...the Ti-Al-Nb alloys decreased the ...
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Molten salt synthesis of MAX phases in the Ti-Al-C system
... Powders of titanium (74 µm, 99.5% pure, Alfa Aesar), aluminium (44-420 µm, 99.8% pure, Alfa Aesar) and graphite (44 µm, 99% pure, Alfa Aesar) were used as the starting materials, along with NaCl (99.5% pure, Alfa Aesar) ...
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Neutron Activation Analysis of Ultrahigh Purity Ti Al Alloys in Comparison with Glow Discharge Mass Spectrometry
... ultrahigh-purity Ti–Al alloys has been performed without chemical treatments using normal and graphite-shielded ...The Ti–Al alloys were made of ultrahigh-purity Ti ...
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Microstructure and Electrochemical Properties of PVD TiN, (Ti, Al) N Coated Ti Based Bulk Metallic Glasses
... (Ti, Al) N coatings, the BMG substrate and the interface was investigated by high- resolution transmission electron ...the Ti-based BMG was studied by measuring potentiodynamic polarization curves in ...
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Dynamics of H2 on Ti/Al(100) surfaces
... fcc Al with [Σ] = 1/a 2 (number of site per unit area for square unit ...ML Ti/Al(100) systems, [Σ] has the same value, ...ML Ti/Al(100) ...ML Ti-covered system, the k QCT is ...
168
Reviewing the class of Al-rich Ti-Al alloys: modeling high temperature plastic anisotropy and asymmetry
... It is worth to mention that the lamellar structure is a key morphology for many complex engineering mate- rials (Li and Weng 1998). Such a lamellar structure is expected to have a significant influence on the defor- ...
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Application of additive technologies for synthesis of titanium alloys of Ti Al, Ti Al Nb systems of elemental powdersa
... The decision for this problem can be found while applying alternative methods for producing items of titanium alloys with the help of additive technologies. One of such directions is using a mechanical mixture of powders ...
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Superplastic deformation behaviour and microstructure evolution of near-α Ti-Al-Mn alloy
... Conventional sheets of Ti-2.5 wt%Al-1.8 wt%Mn alloy with a thickness of 1.55 mm were analysed. Thermo-calc (database TTTi3) was used to analyse the phase volume fractions and compositions which formed under ...
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Preparation and Evaluation of Ordinary Attritor Milled Ti Al Powders and Corresponding Thermal Sprayed Coatings
... of Al during the flight of powder particle might reduce the opportunity of reaction between Ti and Al elements, especially for as milled powders in the early stage of mechan- ical alloying (MA 5 h, MA ...
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Thermo Mechanical and Metallurgical Phenomena of FSW of Al steel, Al Ti
... and Ti-Al intermetallic layers formed in penetrated region (Fig11b-c), which is similar to the observations made in literature [21], when the pin penetrating condition ...
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The oxidation behaviour of alloys based on the Ni–Co–Al–Ti–Cr system
... particles, Ti rich features were ...of Ti, Al and N are shown for alloy 152b ...prevalent Ti nitrides in the subscale with increased Cr ...of Ti in these ...
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Mechanical Properties of Ultrahigh Purity Ti 45 mol%Al Alloy
... conventional Ti–45Al alloy are supposed to be located be- tween the values for the Ti–40Al alloy and the ...present Ti–45Al alloy were remarkably ...present Ti–45Al al- loy is higher ...
5
Grain Refinement of As Cast Pure Al by Cold Rolled Al Ti Alloy Refiner
... as-cast Al, since as-cast Al has a columnar structure consisting of coarse and elongated grains, which results from the relatively slow cooling rate during ...as-cast Al, grain refinement using ...
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