[PDF] Top 20 Microstructural Evolution of Ti Mo Ni C Powder by Mechanical Alloying
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Microstructural Evolution of Ti Mo Ni C Powder by Mechanical Alloying
... The SEM photograph of the sintered compact is shown in Fig. 6. A narrow grain size distribution was obtained and the average grain size is about 500 nm. It may be considered that these are attributed to nano-scale grain ... See full document
6
Study of molybdenum effect on synthesis behavior of nanocrystalline NiAl intermetallic during mechanical alloying
... [3]. Mechanical alloying is a solid state proced ureroute which can be employed for the synthesis of nanocrystalline ...works[1,4,5]. Mechanical alloying can provide all the above-mentioned ... See full document
14
Development of Fe Cr Ni Mn N High Alloyed Powder Processed by Mechanical Alloying
... Furthermore, because of the high temperatures re- quired for steel melting, almost invariably obtained ma- terials with a coarse grain structure, which have poor mechanical properties. Since austenitic steel grain ... See full document
5
Study of Oxidation Behaviour of Bond Coating Nanocomposites Ni-20Cr-6Al Powder Synthesized by Mechanical Alloying
... gr powder was mixed with the composition of Ni-20wt%Cr -6wt%Al with 5wt% Ethanol for process control ...This powder was milled at room temperature and pressure in argon for 30 ...to powder was ... See full document
6
Microstructural Evolution, Thermodynamics and Kinetics of Mo-Tm2O3 Powder Mixtures during Ball Milling
... solid-state alloying technology for powder mixture preparation that can be used to synthesize novel materials impossible to obtain by conventional ...of powder mixtures can generate equilibrium and ... See full document
14
Effect of Ni alloying on the microstructural evolution and mechanical properties of two duplex light weight steels during different annealing temperatures : experiment and phase field simulation
... Figure 14: TEM micrograph taken from the BCC phase of Fe-15Mn-10Al-0.8C-5Ni showing nanosized disk-like B2 NiAl intermetallics with sizes of <150 nm and the corresponding SADP. Similar morphologies and sizes were ... See full document
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Microstructural Evolution during Partial Remelting of a 2024 Aluminum Alloy Prepared by Cold Pressing Ball Milled Alloy Powders
... the powder changes from a spheroidal shape to an irregular ...large powder particles. Moreover, ball-powder collision and ball-ball sliding can increase the powder temperature, which results ... See full document
8
Microstructural Evolution during Isothermal Aging in Ni Rich Ti Zr Ni Shape Memory Alloys
... Microstructural evolution during isothermal aging at temperatures ranging from 673 K to 773 K was investigated by transmission electron microscopy (TEM) for Ni-rich Ti-Zr-Ni ... See full document
7
Microstructure and Electrochemical Properties of Refractory Nanocrystalline Tantalum-based Alloys
... Nb, Mo and W were synthesized, marked as Ta-xNb, Ta-xMo and Ta-xW, where x is 5, 10, 20 or 40 ...by mechanical alloying (MA). The tantalum powder of the 325 mesh size (<44 µm) and the ... See full document
20
Synthesis of Nanostructure Ti-45Al-5Cr Alloy by Mechanical Alloying and Study the Effect of Cr Addition on Microstructure of TiAl Alloy
... maximum alloying time accumulated was 70 h. After alloying for various lengths of time up to 70h, the milled powders were withdrawn from vials for subsequent ...the powder morphology and particle ... See full document
8
Electrochemical and Microstructural Study of Ni Cr Mo Alloys Used in Dental Prostheses
... In Ni and Mo curves, Figure 6, it is not observed passivation, the process is cathodically controlled mainly by oxygen reduction rate and corrosion rate is approximately 100 times higher than in ...of ... See full document
7
Effects of Y2O3 and Y Addition on Thermoelectric Properties of β FeSi2 Synthesized by Mechanical Alloying and Hot Pressing
... Mixtures of Fe, Si, Co powders in the desired mole ratios were arc-melted in an argon atmosphere to form a button composed of the and " phases. The argon atmosphere was purified by melting zirconium and allowing it to ... See full document
6
Effect of Mo Addition on Nanostructured Ni50Al50 Intermetallic Compound Synthesized by Mechanical Alloying
... during mechanical alloying increased the average particle ...of mechanical alloying. Sharifati et al. [29] studied mechanical alloying in Fe-Co system and reported that, with ... See full document
8
Microstructural Evaluation of Ti(C0 7N0 3) Mo2C xNbC Ni Cermets
... including Mo in TiC or TiC-TiN were produced with mechanical properties improved to exceed ...study, Mo became a typical component in Ti(C,N)-based ...21) ... See full document
5
Electrochemical Noise Study of Ni-Mo Alloys Fabricated by Mechanical Alloying and Densified by Spark Plasma Sintering
... the Ni-Mo alloys widely have been studied in the alkaline media due to its demonstrated catalytic response ...hydrogen evolution reaction (HER) process occurring at the electrode/electrolyte ... See full document
9
Amorphous Phase and Compact Solid Formation of Ti (37 5 X) at%Si X at%Fe (X=0 10) Powders by Mechanical Alloying and Pulse Current Sintering
... of Ti– ...to Ti–37.5 at%Si to fabricate more stable Ti- based amorphous alloy powders, and the forming-ability of the milled alloy powders was investigated using high per- formance pulse current ... See full document
5
Microstructural Evolution of an Ion Irradiated Ni Mo Cr Fe Alloy at Elevated Temperatures
... As the process of irradiation-induced microstructural evolution changes in response to environmental variants (i.e., dose rate, temperature, salt, material composition, lattice structure), it is therefore ... See full document
6
Effect of Fe Addition on Microstructures and Mechanical Properties of Ni and C Free Co Cr Mo Alloys
... Figure 6 shows the representative stress-strain curves of Fe-added Co-29Cr-6Mo alloys. The ductility increases with Fe content up to 10 mass%, whereas it suddenly decreases at Fe content of 20 mass%. For 10Fe alloy, the ... See full document
5
The Effect of Copper Alloying Element on the Corrosion Characteristics of Ti-Ni and Ternary Ni-Ti-Cu Meltspun Shape Memory Alloy Ribbons in 0.9% NaCl Solution
... the alloying elements, copper appears to be an important one because it can shape the hysteresis and actuation ...For Ti-Ni-Cu alloys, the replacement of Ni by Cu shifts the phase transition ... See full document
15
Hardness and Wear Properties of Ti Mo C N Film
... oxidation resistance and high thermal stability than Ti-N coating. Moreover, these coatings have a high hardness of over 30 GPa because of solid solution strengthening by X elements or because of the formation of ... See full document
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