Tolerance on diameter : +/-20%.
| 订货号 |
包装规格 |
| Length (Round) |
| 490-064-92 |
50mm |
| 258-115-02 |
100mm |
半岛bd体育手机客户端 参数
| Diameter[直径] |
6.35mm |
| Length[长度] |
50mm - 100mm |
| Production Method[生产方法] |
Cast |
| Purity[纯度] |
99.0% |
| Atomic Properties(原子属性) |
| Atomic number |
70 |
| Atomic weight ( amu ) |
173.04000 |
| Crystal structure |
Hexagonal Close Packed |
| Electronic structure |
Xe4f??6s? |
| Ionisation potential ( No./eV ) |
3 / 25.2 |
| Ionisation potential ( No./eV ) |
2 / 12.2 |
| Ionisation potential ( No./eV ) |
1 / 6.25 |
| Natural isotope distribution ( Mass No./% ) |
173 / 16.2 |
| Natural isotope distribution ( Mass No./% ) |
174 / 31.7 |
| Natural isotope distribution ( Mass No./% ) |
172 / 21.9 |
| Natural isotope distribution ( Mass No./% ) |
168 / 0.1 |
| Natural isotope distribution ( Mass No./% ) |
170 / 3.1 |
| Natural isotope distribution ( Mass No./% ) |
171 / 14.3 |
| Natural isotope distribution ( Mass No./% ) |
176 / 12.7 |
| Thermal neutron absorption cross-section ( Barns ) |
37.0000 |
| Valences shown |
2 ,3 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
25.000 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
921 |
| Latent heat of fusion ( J g?? ) |
53.20 |
| Melting point ( C ) |
819.00 |
| Specific heat ( J K?? kg?? ) |
145.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
32.90 @0-100℃ |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) |
13.5 |
| Hardness - Brinell ( Polycrystalline ) |
25 |
| Material condition |
Polycrystalline |
| Poisson's ratio ( Polycrystalline ) |
0.280 |
| Tensile modulus ( GPa ) ( Polycrystalline ) |
17.80 |
| Tensile strength ( MPa ) ( Polycrystalline ) |
68.90 |
| Yield strength ( MPa ) ( Polycrystalline ) |
65.5 |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
1194 |
| Density ( g cm?? ) |
6.977 @20℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
28@20℃ |
| Temperature coefficient ( K?? ) |
0.00130 @0-100℃ |
其他参数
公差
| 直径 |
≤10mm |
±10% |
| 聚合物 |
+20% / -10% |
| 陶瓷 |
+20% / -10% |
|
| >10mm |
±5% |
| 陶瓷 |
+20% / -10% |
| 聚合物 |
+20% / -10% |
|
| 长度 |
<100mm |
±1mm |
| ≥100mm |
+5% / -1% |
