Jiale Xu, Jianzhong Zhou, Wensheng Tan, Shu Huang, Xiankai Meng, Wenyuan He. Thermal Corrosion Resistance of Co-Based Alloy Coatings by Laser Cladding Assisted by Electromagnetic Stirring[J]. Acta Optica Sinica, 2019, 39(1): 0114002
- Acta Optica Sinica
- Vol. 39, Issue 1, 0114002 (2019)
Fig. 1. Laser cladding device assisted by magnetic field. (a) Schematic; (b) physical map
Fig. 2. Laser cladding of Co-based cladding samples. (a) Without magnetic field; (b) with magnetic field
Fig. 3. Thermal corrosion kinetics curves of Co-based cladding layers
Fig. 4. Surface and cross-sectional SEM images of cladding layer without after hot corrosion without magnetic field. (a) Surface topography; (b) surface topography magnification; (c) section morphology; (d) section topography enlargement
Fig. 5. Surface and cross-sectional SEM images of cladding layer after hot corrosion with magnetic field. (a) Surface topography; (b) surface topography magnification; (c) section morphology; (d) section topography enlargement
Fig. 6. Surface scanning results of Co-based coating coated by laser cladding without magnetic field assistance. (a) SEM morphology; (b) O; (c) S; (d) Cl; (e) Cr; (f) Co
Fig. 7. Surface scanning results of Co-based coatings coated by magnetic field-assisted laser cladding. (a) SEM morphology; (b) O; (c) S; (d) Cl; (e) Cr; (f) Co
Fig. 8. Microstructure of Co-based cladding layer without magnetic field assistance. (a) Bottom; (b) middle; (c) top
Fig. 9. Hot corrosion mechanism diagram
Fig. 10. Microstructure of Co-based cladding layer assisted by magnetic field. (a) Bottom; (b) middle; (c) top
|
Table 1. EDS detection results of point 1 in Fig. 4(d)
|
Table 2. EDS detection results of point 2 in Fig. 5(d)
Set citation alerts for the article
Please enter your email address
© Copyright 2018-2021 | Chinese Laser Press. All Rights Reserved 沪ICP备15018463号-20