Laser & Optoelectronics Progress, Volume. 57, Issue 21, 211404(2020)
Effects of Pulsed Laser on Surface Quality and Deformation of Selective Laser Melted Ti6Al4V Titanium Alloy
Figures & Tables(9)
Fig. 2. Relative density of TC4 titanium samples under different laser parameters
Fig. 3. SEM images of TC4 titanium samples under different pulse duty cycles. (a)--(d) Pulse duty cycle is 30%, 50%, 60%, 100%, when the laser power is 110 W; (e)--(f) pulse duty cycle is 30%, 80 %, when the laser power is 190 W
Fig. 5. SEM images of TC4 titanium sample surface under different pulse duty cycles (laser power is 110 W).(a) 30%; (b) 50%; (c) 60%; (d) 70%; (e) 80%; (f) 100%
Fig. 6. SEM images of TC4 titanium sample surface under different pulse duty cycles (laser power is 190 W).(a) 30%; (b) 50%; (c) 60%; (d) 70%; (e) 80%; (f) 100%
Fig. 7. SEM images of TC4 titanium samples under different pulse duty cycles. (a) 30%; (b) 50%; (c) 70%; (d) 100%
Fig. 8. Deformation of the printed part when the laser power is 190 W. (a) Laser with pulse duty cycle is 70%;(b) continuous laser
Table 1. Composition of TC4 titanium alloy powder
View tableTable 1. Composition of TC4 titanium alloy powder
Element Ti Al V Fe C H O N Mass fraction /% Bal. 6.42 4.00 0.21 0.0076 0.0016 0.12 0.004
Tools
Get Citation
Copy Citation Text
Guo Qingfeng, Zhang Zheng, Huang Lijie, Lin Wenxiong. Effects of Pulsed Laser on Surface Quality and Deformation of Selective Laser Melted Ti6Al4V Titanium Alloy[J]. Laser & Optoelectronics Progress, 2020, 57(21): 211404
Paper Information
Category: Lasers and Laser Optics
Received: Feb. 24, 2020
Accepted: --
Published Online: Oct. 26, 2020
The Author Email: Wenxiong Lin (wxlin@fjirsm.ac.cn)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20