Microstructure characterization and hot corrosion mechanism of as-cast and heat treated high Nb containing TiAl alloy
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DOI: 10.1016/j.corsci.2021.109399
Abstract: Abstract TiAl alloys possess broad development prospects in aerospace industry. To characterize hot corrosion behavior in service environment and provide comprehensive assessment of high Nb containing TiAl alloys, microstructure evolution and hot corrosion mechanism of… read more here.
Keywords: containing tial; heat; high containing; corrosion ... See more keywords
Cyclic deformation and microstructure evolution of high Nb containing TiAl alloy during high temperature low cycle fatigue
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DOI: 10.1016/j.ijfatigue.2017.02.019
Abstract: Abstract The cyclic stress-strain (CSS) behavior of high Nb containing TiAl alloy with a duplex microstructure was investigated at 850 °C. Transmission electron microscope (TEM) observations and electron backscattered diffraction (EBSD) techniques were carried out to… read more here.
Keywords: high containing; microstructure evolution; tial alloy; strain ... See more keywords
Vacuum brazing high Nb-containing TiAl alloy to Ti60 alloy using Ti-28Ni eutectic brazing alloy
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DOI: 10.1016/j.jallcom.2016.09.074
Abstract: Abstract High Nb-containing TiAl alloy and Ti60 alloy was brazed successfully by vacuum brazing using Ti-28Ni eutectic brazing alloy. The effect of brazing temperature on interfacial microstructure and mechanical properties of the joints was investigated.… read more here.
Keywords: phase; alloy; high containing; alloy ti60 ... See more keywords
Chemical heterogeneities in tungsten containing TiAl alloys processed by powder metallurgy
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DOI: 10.1016/j.mtla.2021.101147
Abstract: Abstract During the last decade, it has been shown that the W-containing IRIS-TiAl alloy displays promising properties for structural applications at high temperatures. The manufacturing process of this alloy is divided into three successive steps:… read more here.
Keywords: tungsten containing; heterogeneities tungsten; metallurgy; powder ... See more keywords
Microstructure Sensitivity on Environmental Embrittlement of a High Nb Containing TiAl Alloy under Different Atmospheres
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DOI: 10.3390/ma15238508
Abstract: Mechanical properties in different atmospheres, including oxygen, vacuum, air and H2, of high Nb containing TiAl alloys with the compositions of Ti–45Al–8.5Nb–(0.2W, 0.2B, 0.02Y) have been investigated in this work. Three different microstructure types, nearly… read more here.
Keywords: environmental embrittlement; high containing; microstructure sensitivity; containing tial ... See more keywords