Dynamic recrystallization during hot rolling
WebSep 9, 2016 · The possibility of dynamic recrystallization occurring e.g. during rolling means that the process temperature will have an impact on the resulting microstructure. … WebMay 21, 2024 · The plastic deformation occurs in steels during metal forming processing such as rolling, forging, high-pressure torsion, etc. which modify mechanical properties of materials through the grain refinement, and the shape change of objects. Several phenomena in the scope of plastic deformation, such as hardening, recovery, and …
Dynamic recrystallization during hot rolling
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WebJan 1, 2024 · In [17], the author made attempt to describe and to control the microstructure at dynamic recrystallization of steels during hot rolling. Based on the experimental data and revealed dependencies ... WebSep 9, 2016 · The possibility of dynamic recrystallization occurring e.g. during rolling means that the process temperature will have an impact on the resulting microstructure. A low temperature, which prohibits recrystallization, will yield a harder material, due to high dislocation density, with a pronounced texture.
WebOct 8, 2024 · The rolling reduction was varied in the range of 40–50% in the initial two passes. The kinetics of DRX were evaluated using the Avrami relationship. The dynamic …
WebMar 5, 2024 · Dynamic recrystallization (DRX) occurring during hot rolling significantly affects the microstructural evolution and final mechanical properties of steel. In this … WebJul 18, 2013 · Abstract. The background physical metallurgy and the data available on recrystallization and grain growth after hot deformation of low-carbon manganese steel …
WebThe flow behavior of as-cast AZ91D magnesium alloy was evaluated by isothermal compression tests within the temperatures of 220 degrees C, 260 degrees C, 300 degrees C, 340 degrees C, and 380 degrees
WebJun 2, 2024 · Dynamic recrystallization (DRX) is an important structure-forming process that occurs under the hot forming of metallic materials with low stacking fault energy [1][2][3][4][5]. great legacy storiesWebNov 23, 2024 · This work involves studying the effects of applying various designed hot-rolling strategies, using the uniaxial hot compression regimes of the Gleeble 3500 … flohr hoffmann gmbhWebSep 1, 2024 · The hot rolling process is an essential form of bar production due to its high efficiency and automation [1, 2]. During the hot rolling process, the material undergoes … great legal marketing summit 2022WebOct 2, 2024 · The experimental material is steel GCr15, and the chemical compositions are shown in table 1.The specimen was machined to a cylindrical shape with a dimension of Φ 10 × 15 mm, and then it was subjected to a single-pass hot compression test using the Gleeble 3800 thermal simulator.According to the Ekelund formula (equation ()) of … flohr lumber blue ridge summitWebIt was revealed experimentally that hot rolling with a higher strain is efficient for obtaining the initial microstructure, which has equiaxed fine grains of β-NbTi with the aid of … great leg and glute workoutsWebJul 19, 2024 · To further elucidate the microstructure evolution and dynamic recrystallization mechanism of alloys during hot rolling process, a ductile shear zone model was proposed, shown in Figure 6 and Figure 8 (b). In the initial stage of small deformation, the work hardening is greater than the softening caused by dynamic recovery. great legend of beautyWebAug 6, 2024 · In this work, the presence of dynamically formed ferrite above the Ae3 temperature during the physical simulation of hot rolling was presented. This unusual metallurgical process is known as dynamic transformation (DT). The metastable ferrite phase undergoes a reverse transformation when the temperature is held above the Ae3 … great legends power up pack