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) grains are nucleated at twin boundaries and twin intersections. Key words: AZ91D magnesium alloy; twins; high temperature compression; recrystallization  ...:AZ91D镁合金; 孪晶; 高温压缩; 再结晶 中图分类号:TG 146.2 文献标识码:A Microstructure evolution of AZ91D magnesium alloy during high temperature compression LI Shu-bo1, ZOU Zhi-wen1, WU......
and micro-orientations were analyzed by a scanning electron microscope(SEM).The results showed that at the annealing temperature of 870℃,recrystallization started at 90 s and completed at 120 s during...Effect of lanthanum on recrystallization behavior of non-oriented silicon steel师彩娟1,2,金自力2,任慧平1,2,尤静林11. State Key Laboratory of Advanced Special Steel,Shanghai Key Laboratory of Advanced......
and micro-orientations were analyzed by a scanning electron microscope(SEM).The results showed that at the annealing temperature of 870℃,recrystallization started at 90 s and completed at 120 s during...Effect of lanthanum on recrystallization behavior of non-oriented silicon steel师彩娟1,2,金自力2,任慧平1,2,尤静林11. State Key Laboratory of Advanced Special Steel,Shanghai Key Laboratory of Advanced......
alloys, Sc helps to refine microstructure leading to increase in strength and recrystallization temperature by forming intermetallic phase of composition Al3Sc[15-18]. Al3Sc is coherent with matrix... of stress-strain curves indicates the different hot deformation mechanisms at 850 ℃ and 1 000 ℃. From Fig.1(a) it can be seen the typical dynamic recrystallization curve at low temperature......
at the temperatures from 450 °C to 850 °C with the strain rates from 0.001 s-1 to 1 s-1. The results show that the softening mechanism of the dynamic recrystallization is a feature of high-temperature flow...Model of critical strain for dynamic recrystallization in 10%TiC/Cu-Al2O3 compositeYANG Zhi-qiang(杨志强)1, LIU Yong(刘勇)1, 2, TIAN Bao-hong(田保红)1, 2, ZHANG Yi(张毅)1, 2(1. School of Materials......
recrystallization. The initial recrystallization temperature was between 1000 and 1100 °C. Cellular recrystallization was formed at 1100 and 1200 °C, which consisted of large columnar γ′ and fine γ...Surface recrystallization of a Ni3Al based single crystal superalloy at different annealing temperatures and blasting pressureWU Yuxiao a, YANG Ruibo a, LI Shusuo a, MA Yue a, GONG Shengkai......
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recrystallization was observed in S3 alloy with high Si content. Although deformation was carried out at high temperature, particle-stimulated dynamic recrystallization occurred in Si-rich zones.关键词:...Effect of Si Content on Dynamic Recrystallization of Al-Si-Mg Alloys During Hot ExtrusionYuna Wu,Hengcheng Liao,Jian Yang,Kexin ZhouJiangsu Key Laboratory of Advanced Metallic Materials, School......
) and dynamic recrystallization (DRX) [2,3]. High temperature deformation behaviors of the metal materials are significantly affected by deformation temperature, strain rate and flow stress [4-6... to be elongated. At the same time, flow stress did not keep steady in the late deformation at semi-solid compression temperature, which was due to the unbalanced relation between dynamic recrystallization......
Deformation behavior and dynamic recrystallization of Mg-Y-Nd-Gd-Zr alloy赵欣,张奎,李兴刚,李永军,何庆彪,孙建锋摘 要:<正>The characteristics of dynamic recrystallization... condition of the onset of DRX process was determined as ((■/■σ)(-■θ/■σ))=0. In the range of the above deformation temperature and strain rate, the ratio of critical stress (σc) to peak stress (σm......