Ming Pang, Wendan Tan. Numerical Simulation of Stress Field of Laser Phase Transformation Hardening Vermicular Graphite Cast Iron Based on Beam Discretization[J]. Laser & Optoelectronics Progress, 2019, 56(23): 231403
- Laser & Optoelectronics Progress
- Vol. 56, Issue 23, 231403 (2019)
Fig. 1. Finite element mesh model. (a) Three-dimensional model; (b) X-Z section
Fig. 2. Temperature gradient distributions on two paths. (a) Path 1; (b) path 2
Fig. 3. Thermal stress distribution nephograms in three directions. (a) X direction; (b) Y direction; (c) Z direction
Fig. 4. Thermal stress distributions on two paths. (a) Path 1; (b) path 2
Fig. 5. Residual stress distribution nephograms in three directions. (a) X direction; (b) Y direction; (c) Z direction
Fig. 6. Residual stress distributions on two paths. (a) Path 1; (b) path 2
Fig. 7. Residual stress distributions on path 1 under different laser parameters. (a) Different laser power; (b) different laser heating time
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Table 1. Mechanical property parameters of RuT300
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