Dynamic recrystallization in pure magnesium
Web2 days ago · It should be noted that SFE for both pure Al and Al-Mg alloys have been reported of about 210 mJ/m 2 and 120 mJ/m 2, respectively [9]. Lin et al. [10] were found that dynamic recrystallization could take place in some aluminum alloys such as Al-Zn-Zr, Al-Cu-Mg and AI-Mg alloys. There is some evidence that discontinuous dynamic … WebSep 1, 2001 · The discontinuous dynamic recrystallization and continuous dynamic recrystallization mechanism dominated the DRX behavior at …
Dynamic recrystallization in pure magnesium
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Web40650 Hurley Lane, Paeonian Springs, VA 20129 Phone: (540) 882-4404 - Fax: (540) 882-4190 [email protected] WebJan 1, 2012 · Dynamic recrystallization (DRX) is a special kind of recrystallization occurring during plastic deformation of metals at elevated temperatures. It is a softening …
WebMicrostructural changes at high temperatures are also influenced by Dynamic recrystallization in fine-grained magnesium alloys. ... Not much pure magnesium is extruded, for it has somewhat poor properties, especially as regards its proof stress. The alloying elements of chief concern at present are aluminium, zinc, cerium and zirconium ... WebJan 10, 2024 · Optical images show that dynamic recrystallization (DRX) occurs in the as-extruded 0.2Ce, 0.5Ce and 1.0Ce alloys, and volume fraction of the recrystallized grains is ~65%, ~75% and ~97%, respectively (Figure 4b,e,h); that is, the proportion of recrystallization increases with the increasing addition of Ce. At the same time, the …
WebRotating backward extrusion (RBE) is one of severe plastic deformation (SPD) methods used to produce cylindrical components with a very large strain by a single pass. In this study, the microstructure and texture evolution in the different regions of Mg-12Gd-4Y-2Zn-0.5Zr (wt.%) alloys via RBE process were investigated by using optical microscopy (OM), … http://cjonm.csu.edu.cn/paper/paperView.aspx?id=paper_18351
WebNov 15, 2024 · @article{osti_22805837, title = {Dynamic recrystallization kinetics and microstructure evolution of an AZ91D magnesium alloy during hot compression}, author = {Xu, Yan and Education Ministry Key Laboratory of Advanced Forging & Stamping Technology and Science, Yanshan University, Qinhuangdao 066004 and Chen, Chen …
WebNov 14, 2024 · Unveiling the formation of basal texture variations based on twinning and dynamic recrystallization in AZ31 magnesium alloy during extrusion. Acta Mater. 157 , 53–71 (2024). cube shaped object moonWebThe mechanisms and characteristics of dynamic recrystallization (DRX) such as twinning DRX, low temperature DRX, continuous DRX, discontinuous DRX and rotation DRX, the … east coast meets west coastWebJan 1, 2012 · Static recrystallization (SRX) is widely used in the rolling of magnesium alloys to provide softening between passes. Numerous low reduction (< 15%) rolling … east coast meets midwestWebMar 11, 2015 · In magnesium alloys, the typical grain size range usually obtained by static recrystallization is 8-25 µm [23]. Cold hydrostatic extrusion, followed by low-temperature annealing, can produce... east coast medical practice great yarmouthWebApr 15, 2024 · Dynamic recovery (DRV) and dynamic recrystallization (DRX) are important mechanisms for improving the performance of products, since microstructure of materials is closely related to their dislocation evolution. east coast megalopolisWebApr 11, 2024 · First of all pure magnesium was melted at 650 °C in the pit melting furnace, then the pure zinc was added at 690 °C and finally Mg-30Gd alloy and Mg–10Mn alloy were added at 750 °C and 780 °C, respectively. ... Texture evolution during dynamic recrystallization in a magnesium alloy at 450°C. Acta Mater. (2014) east coast megalopolis wikiWebMar 13, 2024 · Precipitates are closely related to ductile damage and dynamic recrystallization (DRX) in magnesium alloys. Using molecular dynamics simulation and the embedded atomic method, the competition between damage and DRX stimulated by the precipitate of magnesium alloys is investigated. east coast memorial windsor