Hu Zehua, Song Changhui, Liu Linqing, Yang Yongqiang, Hu Ping. Research Progress of Selective Laser Melting of Nitinol[J]. Chinese Journal of Lasers, 2020, 47(12): 1202005
- Chinese Journal of Lasers
- Vol. 47, Issue 12, 1202005 (2020)
![Schematic of selective laser melting[13]](/richHtml/zgjg/2020/47/12/1202005/img_1.jpg)
Fig. 1. Schematic of selective laser melting[13]
Fig. 2. Problems in selective laser melting of nitinol
![Schematic of transformation temperatures[32]](/Images/icon/loading.gif){kind=icon}
Fig. 3. Schematic of transformation temperatures[32]
Fig. 4. Transformation temperatures increase with the increase of energy density[14]. (a) Cooling process; (b) heating process
Fig. 5. Austenite transforms to martensite during annealing[17]
Fig. 6. Ti-rich impurities form during annealing[33]
Fig. 7. Influence of solution and aging on transformation temperatures[39]
Fig. 8. Stress-strain diagram of shape memory effect[14]
Fig. 9. Twinned martensitic structure formed in loading[32]
Fig. 10. Stress-strain diagram of superelasticity[14]
Fig. 11. Influence of fabricating direction on superelasticity[17]
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Table 1. Particle size and composition of frequently used NiTi powder
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Table 2. Suitable process parameters of selective laser melting of nitinol
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Table 3. Transformation temperatures related to different process parameters
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Table 4. Influence factors on transformation temperatures of nitinol
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Table 5. Influence factors on shape memory effect of nitinol
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Table 6. Influence factors on superelasticity of nitinol
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