高硬导电Cu-Ni-Si合金成分规律
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李冬梅,姜贝贝,李晓娜,王清,董闯
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Composition Rule of High Hardness and Electrical Conductivity Cu-Ni-Si Alloys
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Dongmei LI,Beibei JIANG,Xiaona LI,Qing WANG,Chuang DONG
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| 表2 设计的 Cu-Ni-Si 合金的团簇成分式、成分、导电性、Vickers硬度和半峰宽 |
| Table 2 The cluster formula, composition, electrical conductivity, Vickers hardness and full-width half-maximum (FWHM) of the design Cu-Ni-Si alloys |
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No. | Cluster formula | Composition, mass fraction / % (atomic fraction / %) | Electrical conductivity %IACS | Vickers hardness HV | FWHM (°) |
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1 | [(Ni2/3Si1/3)1.106-Cu12]Cu0.894 | 93.9Cu-4.95Ni-1.19Si | 49 | 201 | 0.322 | | (Cu92.1Ni5.3Si2.6) | 2 | [(Ni2/3Si1/3)1.05-Cu12]Cu0.95 | 94.2Cu-4.7Ni-1.1Si | 51 | 195 | 0.326 | | (Cu92.5Ni5Si2.5) | 3 | [(Ni2/3Si1/3)-Cu12]Cu1 | 94.4Cu-4.5Ni-1.1Si | 51 | 193 | 0.329 | | (Cu92.8Ni4.8Si2.4) | 4 | [(Ni2/3Si1/3)-Cu12]Cu2 | 94.8Cu-4.2Ni-1Si | 51 | 187 | 0.318 | | (Cu93.3Ni4.4Si2.2) | 5 | [(Ni2/3Si1/3)-Cu12]Cu3 | 95.1Cu-4Ni-0.9Si | 52 | 183 | 0.25 | | (Cu93.7Ni4.2Si2.1) | 6 | [(Ni2/3Si1/3)-Cu12]Cu4 | 95.5Cu-3.6Ni-0.9Si | 51 | 176 | 0.277 | | (Cu94.1Ni3.9Si2) | 7 | [(Ni2/3Si1/3)-Cu12]Cu6 | 95.9Cu-3.3Ni-0.8Si | 50 | 169 | 0.314 | | (Cu94.7Ni3.5Si1.8) | 8 | {[(Ni2/3Si1/3)-Cu12]Cu3}4+ {[Cu-Cu12]Cu3}1 | 96.1Cu-3.1Ni-0.8Si | 51 | 161 | 0.266 | | (Cu95Ni3.3Si1.7) | 9 | {[(Ni2/3Si1/3)-Cu12]Cu3}2+ {[Cu-Cu12]Cu3}1 | 96.8Cu-2.62Ni-0.63Si | 39 | 216 | 0.348 | | (Cu95.8Ni2.8Si1.4) | 10 | {[(Ni2/3Si1/3)1.0602-Cu12]Cu3}0.996 +{[Cu-Cu12]Cu3}1 | 97.4Cu-2.1Ni-0.5Si | 40 | 191 | - | | (Cu96.7Ni2.2Si1.1) | 11 | {[(Ni2/3Si1/3)-Cu12]Cu3}2+ {[Cu-Cu12]Cu3}3 | 98.1Cu-1.5Ni-0.4Si | 48 | 172 | 0.278 | | (Cu97.5Ni1.7Si0.8) |
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