Effects of extrusion ratio and subsequent heat treatment on the tension-compression yield asymmetry of Mg-4.58Zn-2.6Gd-0.18Zr alloys

2021 ◽  
Vol 810 ◽  
pp. 141021
Author(s):  
Lei Xiao ◽  
Guangyu Yang ◽  
Risheng Pei ◽  
Zhili Zhen ◽  
Wanqi Jie
2021 ◽  
Vol 285 ◽  
pp. 129123
Author(s):  
Xiaohao Sun ◽  
Debao Liu ◽  
Minfang Chen ◽  
Weiwei Zhou ◽  
Naoyuki Nomura ◽  
...  

2021 ◽  
Vol 804 ◽  
pp. 140760
Author(s):  
Hamidreza Koohdar ◽  
Pouya Hakimipour ◽  
Hamid Reza Jafarian ◽  
Terence G. Langdon ◽  
Mahmoud Nili-Ahmadabadi

2010 ◽  
Vol 434-435 ◽  
pp. 502-505
Author(s):  
Ying Hua Li ◽  
Li Yun Cao ◽  
Jian Feng Huang ◽  
Xie Rong Zeng

Hydroxyapatite/Chitosan (HAp/CS) bio-coatings were prepared on the surface of carbon/ carbon (C/C) composites by hydrothermal electrophoretic deposition, using sonochemical process resulted HAp nanoparticles, isopropyl alcohol and chitosan as raw materials. The influences of hydro- thermal conditions and deposition voltage on the microstructures and morphologies of the as-prepared coatings were investigated. It was shown that homogenous and dense HAp/CS coatings on C/C composites are obtained by hydrothermal electrophoretic deposition. With the increase of deposition voltage, density and homogeneity of the as-prepared HAp/CS composite coatings are well improved. Due to the growth of HAp nanoparticles in the hydrothermal condition, the subsequent heat treatment of the HAp/CS coatings is not needed.


1998 ◽  
Author(s):  
V. D. Nelea ◽  
Cornel Ghica ◽  
C. Martin ◽  
Alexandru Hening ◽  
Ion N. Mihailescu ◽  
...  

Author(s):  
Yan Cao ◽  
Majid Zarezadeh Mehrizi ◽  
Ali A. Rajhi ◽  
Sagr Alamri ◽  
Ali E. Anqi

1992 ◽  
Vol 185 (1) ◽  
pp. 73-80 ◽  
Author(s):  
Lue Manqi ◽  
Miao Weifang ◽  
Song Qihong ◽  
Sun Wensheng ◽  
Wang Kaiyang ◽  
...  

2020 ◽  
Vol 321 ◽  
pp. 13003
Author(s):  
Zimin Lu ◽  
Jiao Luo ◽  
Miaoquan Li

Effect of strain rate on α-lath thickness of TC17 alloy with a basketweave microstructure was studied in the present work. For this purpose, this alloy was deformed in the β phase region and subsequently soluted and aged in α+β phase region. Moreover, optical micrograph (OM) and electron backscatter diffraction (EBSD) were applied to analyze the change of lath thickness at different strain rates. The result showed that α-lath thickness increased with increasing strain rate. This phenomenon was possibly attributed to the higher degree of variant selection (DVS) at higher strain rate (0.1 s-1). The higher DVS was beneficial for the formation of parallel α-lath colonies during cooling after deformation. And, these parallel α-lath colonies would more easily grow up and coarsen during subsequent heat treatment. Therefore, α-lath at higher strain rate is more thick.


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