[PDF] Top 20 Mechanical properties and microstructure of AZ31B magnesium alloy processed by I-ECAP

... after ECAP of initially coarse-grained materials have confirmed this ...AZ31 magnesium alloy during compression testing show that the size of recrystallized grains is dependent on temperature and ... See full document

... Despite I-ECAPed texture indicating importance of this kind of deformation, it was shown that microstructure of the annealed sample was severely twinned at true strain ...anisotropic mechanical ... See full document

... of AZ31B magnesium alloy during incremental equal channel angular pressing ...were processed using different routes of I-ECAP at temperatures varying from 125 °C to 250 ... See full document

... and mechanical properties compared to that of coarse grained ...of ECAP is the length of the billets processed, due to the limitation of the stroke length of the ...the ECAP process, ... See full document

... and mechanical properties compared to that of coarse grained ...of ECAP is the length of the billets processed, due to the limitation of the stroke length of the ...the ECAP process, ... See full document

... Mechanical properties of magnesium alloys processed by ECAP are different from fcc ...AZ61 magnesium alloys in ...grain microstructure (3-4 µm) can switch deformation ... See full document

... the mechanical properties of the possessed zone are controlled by the tempera- ture, heating and cooling ...work, AZ31B magnesium samples were friction stir processed in three different ... See full document

... that, I would like to express my gratitude to my beloved senior master student, Nurul Naili binti Ishak for their kind supervision, advice and guidance as well as exposing me with meaningful experiences throughout ... See full document

... heterogeneous microstructure is observed, and the basal planes are parallel to the extrusion ...the microstructure becomes homogeneous and there is a high densityof basal planes that are inclined at an ... See full document

... 4.2. Mechanical and Electrochemical Properties of Low CN Fe-20%Cr Alloy by ECAP The present study showed that mechanical properties such as micro hardness and tensile stress ... See full document

... differences between the two composites is the orientation of the graphite phase: the latter composite assumed a preferred orientation by the extrusion process. This result suggests a dependence of the damping capacity on ... See full document

... The material used for the current study was a commercial Mg alloy AZ31 with the following chemical composition (in mass%): 3% Al, 1% Zn, 0.3% Mn and Mg (balance), supplied in form of cast ingots. In order to ... See full document

... Despite ECAP being a very popular tool for grain refinement, it is not suitable for a large-scale production of ultra-fine-grained materials with improved ...conventional ECAP is a limitation of the billet’s ... See full document

... steps: mechanical thinning and ...chemical properties of the material. The specimens of AZ31 alloy were first cut from the billet plane X (perpendicular to the extrusion direction) into slices of the ... See full document

... AZ61 magnesium alloy to evaluate the microstructural characteristics and the mechanical properties after processing by High-Pressure Torsion ...the microstructure gradually evolves with ... See full document

... grains only. The yield strength of the material with recrystallized grains only is less dependent on the grain size, and the increase in yield strength is as small as several MPa even when the grain size is reduced to ... See full document

... Titanium alloys are widely recognized for their excellent combination of high strength, low density and high corrosion resistance. The composite materials of titanium alloys are expected to have appreciable improvement ... See full document

... The study conducted revealed that cold working of 6063 aluminum alloy impacts significant effects on its mechanical and electrical properties. It has been shown that hardness and resistance increased ... See full document

... phases in α-Mg dendrites (Fig. 2a). The average grain size of magnesium grains is about 72 ± 3 µm. Due to dynamic recrys- tallization during FSP, the microstructures are greatly refined. The average grain size of ... See full document

... Flowing spirals were used for flow tests, and die cast molds with different diameters for hot tearing tests were used. Spirality of fluency used M. Di Sabatino et al. [15] and hot tear mold Cao and Kou [16] are of the ... See full document