Fig. 1. Finite element mesh model of laser remelting

Fig. 2. Various parameters of Ni60

Fig. 3. Schematic diagram of remelting path

Fig. 4. Cloud diagrams of temperature field distribution during remelting process

Fig. 5. Instantaneous temperature history curves at the surface nodes of cladding layer

Fig. 6. Instantaneous stress history curve of node N₁

Fig. 7. Cloud diagrams of residual stress distribution. (a) Laser cladding; (b) L₁; (c) L₂; (d) L₃

Fig. 8. Deformation cloud maps of cladding workpiece. (a) Laser cladding; (b) L₁; (c) L₂; (d) L₃

Fig. 9. Non-destructive testing of residual stress of cladding sample. (a) Diffraction geometric pattern of residual stress measurement; (b) residual stress test

Fig. 10. Experimental and simulation values of sample residual stress

Fig. 11. Surface morphologies of cladding layer. (a) Laser cladding; (b) L₁; (c) L₂; (d) L₃