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Study on Microstructure and Properties of Pure Ti flat Wire

Authors

  • Bojian Wang Email School of Metallurgy Engineering, Xi’an University of Architecture and Technology, Xi’an, 710000, China
  • Xiaochen Ge Engineering Practice and Training Center, Northwestern Polytechnic University, Xi’an, 710000, China
  • Qiang Liu School of Metallurgy Engineering, Xi’an University of Architecture and Technology, Xi’an, 710000, China

DOI:

https://doi.org/10.30564/opmr.v2i1.1880
Received: 13 May 2020 | Published Online: 3 July 2020

Abstract

The titanium round wires could be prepared to the high precision flat wires
with the sizes of 0.63mm×5.03mm by nine-pass cold continuous rolling
process.Mechanical property and metallograph analysis were used to ana
lyze the possibilities of preparing flat wire. Results show that the grain kept
equiaxed grain in the rolling processes,and a large number of dislocation
and a small amount of twin existed in the microstructure of final rolling
flat wire.During the whole rolling processes, when the accumulated rolling
deformation degree was at low degree, the deformation of titanium was
controlled under the mutual control of dislocation slip and twinning. When
the accumulated rolling deformation degree was at high degree, the defor
mation of titanium was controlled by the dislocation slip.

Keywords:

Flat wire, Rolling process, Microstructure evolution, Deformation, Peroperties, Mechanism

References

[1] C. Rhines, M. Pierce. Titanium and titanium alloy[M]. Beijing: chemical Industry Press, 2005.

[2] Ruoyu Zhang. Microstructure and texture evolution of high purity titanium sheet during cold rolling and annealing[D]. Chongqing: master’s thesis of Chongqing University, 201(1).

[3] Shankun Chen, Guojun Li, Qiaoyan Sun. Microstructure evolution and strengthening machine of TA1 pure titanium plate during repeated rolling[J]. Progress in Titanium Industry, 2014, 31(1): 15-20.

[4] Yuekai Li, Fang Liu, Guangping Zheng. Preparation and mechanical properties of nanocrystalline pure titanium by cold rolling at low temperature[J]. Journal of plastic Engineering, 2013, 20(6): 17-20.

[5] Zhongguo Cui. Metalogy and heat treatment[M]. Beijing: mechanical Industry Press, 2007.

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