One piece only remaining.
| 订货号 |
包装规格 |
| Length (Round) |
| 831-969-40 |
30mm |
半岛bd体育手机客户端 参数
| Diameter[直径] |
10mm |
| Length[长度] |
30mm |
| Production Method[生产方法] |
Cast |
| Purity[纯度] |
99.0% |
| Atomic Properties(原子属性) |
| Atomic number |
65 |
| Atomic weight ( amu ) |
158.92540 |
| Crystal structure |
Hexagonal Close Packed |
| Electronic structure |
Xe4f?6s? |
| Ionisation potential ( No./eV ) |
2 / 11.52 |
| Ionisation potential ( No./eV ) |
1 / 5.85 |
| Photo-electric work function ( eV ) |
3.00 |
| Thermal neutron absorption cross-section ( Barns ) |
30.0000 |
| Valences shown |
3 ,4 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
7.000 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
1840 |
| Latent heat of fusion ( J g?? ) |
103.00 |
| Melting point ( C ) |
1356.00 |
| Specific heat ( J K?? kg?? ) |
183.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
11.10 @0-100℃ |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) |
40.8 |
| Hardness - Vickers ( kgf mm?? ) ( Polycrystalline ) |
60 |
| Material condition |
Polycrystalline |
| Poisson's ratio ( Polycrystalline ) |
0.265 |
| Tensile modulus ( GPa ) ( Polycrystalline ) |
57.50 |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
3123 |
| Density ( g cm?? ) |
8.272 @20℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
116@20℃ |
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% |
