Huating Li, Jianzhong Zhou, Qi Sun, Liaoyuan Gao, Ming Zhu, Zhaoheng Guo, Jianian Yang, Qiang Fu. Electrochemical Corrosion Properties of AH32 Steel via Laser Cleaning[J]. Laser & Optoelectronics Progress, 2019, 56(21): 211403
- Laser & Optoelectronics Progress
- Vol. 56, Issue 21, 211403 (2019)
Fig. 1. Macroscopic morphologies of samples under different conditions.(a) Sample of original matrix; (b) rust sample; (c) sample of laser cleaning
Fig. 2. Corrosion test results of AH32 steel after cleaning at different laser energy densities. (a) Polarization curves; (b) electrochemical impedance spectroscopy
Fig. 3. Corrosion test results of AH32 steel after cleaning at different spot overlap rates. (a) Polarization curves; (b) electrochemical impedance spectroscopy
Fig. 4. Three-dimensional surface topographies of different samples. (a) Original sample, without electrochemical corrosion; (b) cleaned sample, without electrochemical corrosion; (c) original sample, with electrochemical corrosion; (d) cleaned sample, with electrochemical corrosion
Fig. 5. Microtopographies of samp after cleaning at different energy densities. (a) 15 J/cm2; (b) 20 J/cm2; (c) 25 J/cm2
Fig. 6. Micromorphologies of sample after cleaning at different spot overlap rates. (a) 40%; (b) 50%; (c) 60%
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