Ming Zhu, Qian Yang, Bo Wang, Yu Shi, Ding Fan. Effect of Laser Parameters on Melting Behavior of Powders in Off-Axis Laser Cladding Process[J]. Laser & Optoelectronics Progress, 2023, 60(1): 0116002
- Laser & Optoelectronics Progress
- Vol. 60, Issue 1, 0116002 (2023)
Fig. 1. Experimental system diagram of off-axis laser cladding. (a) Infrared thermal imaging system; (b) high speed camera system
Fig. 2. Infrared thermal imaging images under different laser powers
Fig. 3. Infrared thermal imaging images under different defocus amounts
Fig. 4. High speed photographies of powder action under different laser powers
Fig. 5. High speed photographies of powder action under different defocus amounts
Fig. 6. Characteristic stages of powder melting
Fig. 7. Action process of light powder under different laser powers. (a) 700 W; (b) 1300 W
Fig. 8. Influence of laser power on the duration of characteristic stages
Fig. 9. Action process of light powder under different defocus amounts. (a) 0 mm; (b) +15 mm
Fig. 10. Influence of defocus amount on duration of characteristic stages
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Table 1. Chemical composition of Ni60A
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