选区激光熔化NiTi形状记忆合金研究进展
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杨超, 卢海洲, 马宏伟, 蔡潍锶
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Research and Development in NiTi Shape Memory Alloys Fabricated by Selective Laser Melting
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YANG Chao, LU Haizhou, MA Hongwei, CAI Weisi
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图9 相同能量密度[61]和不同扫描间距[62]条件下打印态SLM Ni50.8Ti49.2合金的压缩超弹性行为；不同功率和速率下打印态SLM Ni50.8Ti49.2合金的循环压缩超弹性行为[62]
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Fig.9 Compression superelastic behaviors and cyclic superelastic behaviers of as-fabricated SLM NiTi SMAs
(a) compression superelastic behaviors of Ni50.8Ti49.2 under the same energy density (55.5 J/mm3)[61] (Af—austenite transformation finish temperature)
(b) compression superelastic behaviors of Ni50.8Ti49.2 under different laser scanning hatches[62] (c-f) cyclic superelastic behaviors of Ni50.8Ti49.2 under different laser powers and scanning speeds[62]
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