Peixin Jin, Zhaodong Zhang, Zicheng Ma, Gang Song, Liming Liu. Effect of Stacking Path on Laser Induced MIG Additive 2319 Aluminum Alloy[J]. Chinese Journal of Lasers, 2022, 49(14): 1402205
- Chinese Journal of Lasers
- Vol. 49, Issue 14, 1402205 (2022)
Fig. 1. Schematic of low power laser induced MIG arc additive process
Fig. 2. Single layer stripe covering deposition mode
Fig. 3. Schematics of two different deposition paths. (a) Unidirectional linear deposition; (b) crisscross deposition
Fig. 4. Schematic of tensile sampling
Fig. 5. Macroscopic cross-sectional fusion morphologies under different deposition paths. (a) Unidirectional linear deposition; (b) crisscross deposition
Fig. 6. Microstructures at different positions under unidirectional linear deposition. (a) Bottom; (b) middle; (c) top
Fig. 7. Microstructures at different positions under crisscross deposition. (a) Bottom; (b) middle; (c) top
Fig. 8. Microstructures of transition zone under different deposition paths. (a)(b) Unidirectional linear deposition; (c)(d) crisscross deposition
Fig. 9. EDS results of sedimentary layer. (a) Microstructure under high magnification; (b) EDS result at point 1; (c) EDS result at point 2
Fig. 10. SEM images under different deposition paths. (a)(b) Unidirectional linear deposition; (c)(d) crisscross deposition
Fig. 11. Cloud maps of hardness distributions under different deposition paths. (a)(b) Unidirectional linear deposition; (c)(d) crisscross deposition
Fig. 12. Tensile property
Fig. 13. SEM images of fractures for tensile test specimens under different deposition paths. (a) Unidirectional linear deposition; (b) crisscross deposition
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Table 1. Chemical compositions of ER2319 welding wire
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