低电子浓度Ti-Nb-Zr合金组织及性能研究
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周洪雷,侯峰起,郝玉琳
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Microstructures and Mechanical Properties of Ti-Nb-Zr Alloys with Low Electron-to-Atom Ratio
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Honglei ZHOU,Fengqi HOU,Yulin HAO
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| 表1 Ti-Nb-Zr合金名义成分及相应价电子浓度e/a值 |
| Table 1 The nominal compositions and their e/a ratios of Ti-Nb-Zr alloys |
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Nominal composition | Nb | Zr | e/a |
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| Mass fraction/% | Atom fraction/% | Mass fraction/% | Atom fraction/% |
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| Ti-24Nb-8Zr | 24 | 14.6 | 8 | 5.0 | 4.146 | | Ti-24Nb-10Zr | 24 | 14.8 | 10 | 6.3 | 4.148 | | Ti-24Nb-12Zr | 24 | 15.0 | 12 | 7.6 | 4.150 | | Ti-26Nb-8Zr | 26 | 16.0 | 8 | 5.0 | 4.160 | | Ti-26Nb-10Zr | 26 | 16.2 | 10 | 6.4 | 4.162 | | Ti-26Nb-12Zr | 26 | 16.4 | 12 | 7.7 | 4.164 | | Ti-28Nb-8Zr | 28 | 17.5 | 8 | 5.1 | 4.175 | | Ti-28Nb-10Zr | 28 | 17.7 | 10 | 6.4 | 4.177 | | Ti-28Nb-12Zr | 28 | 17.9 | 12 | 7.8 | 4.179 | | Ti-30Nb-8Zr | 30 | 18.9 | 8 | 5.1 | 4.189 | | Ti-30Nb-10Zr | 30 | 19.2 | 10 | 6.5 | 4.192 | | Ti-30Nb-12Zr | 30 | 19.4 | 12 | 7.9 | 4.194 |
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