Microstructure evolution and mechanical properties of heat treated LCB titanium alloy

2012 ◽  
Vol 22 (11) ◽  
pp. 2609-2615 ◽  
Author(s):  
Khaled M. IBRAHIM ◽  
Mansour MHAEDE ◽  
Lothar WAGNER
2019 ◽  
Vol 783 ◽  
pp. 709-717 ◽  
Author(s):  
Wei Chen ◽  
Chao Li ◽  
Xiaoyong Zhang ◽  
Chao Chen ◽  
Y.C. Lin ◽  
...  

Coatings ◽  
2019 ◽  
Vol 9 (4) ◽  
pp. 249 ◽  
Author(s):  
Wei Liu ◽  
Shifeng Liu ◽  
Liqiang Wang

With the increasing demand for bone implant therapy, titanium alloy has been widely used in the biomedical field. However, various potential applications of titanium alloy implants are easily hampered by their biological inertia. In fact, the interaction of the implant with tissue is critical to the success of the implant. Thus, the implant surface is modified before implantation frequently, which can not only improve the mechanical properties of the implant, but also polish up bioactivity and osseoconductivity on a cellular level. This paper aims at reviewing titanium surface modification techniques for biomedical applications. Additionally, several other significant aspects are described in detail in this article, for example, micromorphology, microstructure evolution that determines mechanical properties, as well as a number of issues concerning about practical application of biomedical implants.


Vacuum ◽  
2021 ◽  
Vol 184 ◽  
pp. 109906
Author(s):  
Weiju Jia ◽  
Yaoxu Zan ◽  
Chengliang Mao ◽  
Silan Li ◽  
Wei Zhou ◽  
...  

2014 ◽  
Vol 782 ◽  
pp. 111-116 ◽  
Author(s):  
Martin Šebek ◽  
Peter Horňak ◽  
Peter Zimovčák

The aim of present article was to consider the influence of annealing parameters on evolution of microstructure and mechanical properties of dual phase steel. Dual phase steel was annealed according to the three chosen cycles of annealing: into intercritical region (780°C), into austenite region (920°C) and into austenite region (920°C) by subsequently cooling into intercritical region (780°C) with the hold at the temperature of 495°C. Tensile tests of the heat-treated specimens were carried out. The obtained microstructure consists from three phases: ferritic matrix, austenite and martensite. Nanoindentation experiments were performed with the peak load of 19.62 mN for ferrite grains and 0.981 mN for austenite and martensite grains, using a Berkovich tip as an indenter. The nanohardness for ferrite and martensite was 2.5 ±1 GPa and 7.1 ±1 GPa and for austenite the nanohardness varied from 4.1 to 4.5 GPa.


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