添加钽对电弧熔丝增材制备镍钛形状记忆合金组织性能的影响

左新德, 陈懿, 李洋, 罗震, 敖三三

Effect of Adding Tantalum on Microstructure and Properties of NiTi Shape Memory Alloy Manufactured by Wire Arc Additive Manufacturing

ZUO Xinde, CHEN Yi, LI Yang, LUO Zhen, AO Sansan

表1 NiTi和NiTiTa沉积试样的EDS元素成分

Tab.1 EDS elemental compositions of NiTi and NiTiTa asdeposited samples %

编号 Ti含量 Ni含量 Ta含量 1 49.16 50.84 2 49.12 50.88 3 49.19 50.81 4 27.61 72.39 5 27.66 71.34 6 25.99 74.01 7 48.50 49.08 2.42 8 48.63 49.05 2.32 9 48.51 49.18 2.31 10 62.41 34.37 3.22 11 61.39 35.61 3.00 12 62.37 34.36 3.27