Tolerance on diameter : +/-20%.
| 订货号 |
包装规格 |
| Length (Round) |
| 555-122-44 |
50mm |
| 390-303-53 |
100mm |
半岛bd体育手机客户端 参数
| Diameter[直径] |
12.7mm |
| Length[长度] |
50mm - 100mm |
| Production Method[生产方法] |
Cast |
| Purity[纯度] |
99.9% |
| Atomic Properties(原子属性) |
| Atomic number |
58 |
| Atomic weight ( amu ) |
140.12000 |
| Crystal structure |
Face Centred Cubic |
| Electronic structure |
Xe4f?6s? |
| Ionisation potential ( No./eV ) |
2 / 10.85 |
| Ionisation potential ( No./eV ) |
1 / 5.47 |
| Ionisation potential ( No./eV ) |
3 / 20.20 |
| Ionisation potential ( No./eV ) |
4 / 36.72 |
| Natural isotope distribution ( Mass No./% ) |
136 / 0.2 |
| Natural isotope distribution ( Mass No./% ) |
140 / 88.4 |
| Natural isotope distribution ( Mass No./% ) |
142 / 11.1 |
| Natural isotope distribution ( Mass No./% ) |
138 / 0.3 |
| Photo-electric work function ( eV ) |
2.90 |
| Thermal neutron absorption cross-section ( Barns ) |
0.7300 |
| Valences shown |
3 , 4 |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Cast ) |
24.4 |
| Bulk modulus ( GPa ) ( Polycrystalline ) |
24.4 |
| Hardness - Vickers ( kgf mm?? ) ( Cast ) |
25 - 30 |
| Material condition |
Polycrystalline |
| Material condition |
Cast |
| Poisson's ratio ( Cast ) |
0.248 |
| Poisson's ratio ( Polycrystalline ) |
0.248 |
| Tensile modulus ( GPa ) ( Cast ) |
33.50 |
| Tensile modulus ( GPa ) ( Polycrystalline ) |
33.50 |
| Tensile strength ( MPa ) ( Cast ) |
102.00 |
| Yield strength ( MPa ) ( Cast ) |
91.0 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
8.000 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
2680 |
| Latent heat of fusion ( J g?? ) |
37.30 |
| Melting point ( C ) |
799.00 |
| Specific heat ( J K?? kg?? ) |
205.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
11.30 @0-100℃ |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
3426 |
| Density ( g cm?? ) |
6.750 @20℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
85.4@20℃ |
| Temperature coefficient ( K?? ) |
0.00870 @0-100℃ |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
1.14 |
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% |
易燃
与火焰接触后点燃的化学品，或与水接触后逸出高度易燃气体的化学品。
