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3.1 Microstructural observations and properties Fig.2 shows the microstructure of the alloys. The sample without silicon reveals dendritic structure comprising primary α, eutectoid α+η and ε (Fig.2......
of the melt, so that β phase is formed. This phase is transformed through an eutectoid reaction into the phase mixture α+η. The influence of corrosion on the microstructure of the thixoformed ZA27 alloy......
microstructure (annealing slightly above the eutectoid temperature), 2) a duplex microstructure composed of γ grains and γ/α2 colonies (heat-treatments in the middle of the (α+γ) region), and 3) nearly......
. As proved previously, the microstructure in FIZ undergoes the peak temperature higher than 776 K, which is close to or even high than the ternary eutectoid temperature. Moreover, the actual ternary......
place in both Al-Cu and Al-Zn systems at temperatures of approximately 548 and 382 °C, respectively [26,27]. However, the α and η phases may also be formed by the eutectoid reaction of βα+η which......
of cold drawn eutectoid steel wires for prestressed concrete [J]. Engineering Failure Analysis, 2006, 13(3): 301-311. DOI: 10.1016/ j.engfailanal.2005.03.003. [13] GRAY P. Stress corrosion cracking......
measuring the temperature and magnetization, the melting behavior, the solidification process and other possible transformations (e.g., the eutectoid transformation: Co3B→Co2B+α-Co) can be observed......