Tolerance on diameter : +/-20%.
| 订货号 | 包装规格 |
| Length (Round) |
| 183-822-48 | 50mm |
产品参数
| Diameter[直径] | 2mm |
| Length[长度] | 50mm |
| Production Method[生产方法] | Cast |
| Purity[纯度] | 99.0% |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) | 41.8 |
| Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline ) | 70 |
| Material condition | Polycrystalline |
| Poisson's ratio ( Polycrystalline ) | 0.207 |
| Tensile modulus ( GPa ) ( Polycrystalline ) | 73.30 |
| Tensile strength ( MPa ) ( Polycrystalline ) | 292.00 |
| Yield strength ( MPa ) ( Polycrystalline ) | 292.0 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 9.200 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 1680 |
| Latent heat of fusion ( J g⁻¹ ) | 103.00 |
| Melting point ( C ) | 1529.00 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 168.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 14.50 @0-100℃ |
| Atomic Properties(原子属性) |
| Atomic number | 68 |
| Atomic weight ( amu ) | 167.26000 |
| Crystal structure | Hexagonal Close Packed |
| Electronic structure | Xe4f¹²6s² |
| Ionisation potential ( No./eV ) | 2 / 11.93 |
| Ionisation potential ( No./eV ) | 1 / 6.10 |
| Natural isotope distribution ( Mass No./% ) | 166 / 33.4 |
| Natural isotope distribution ( Mass No./% ) | 162 / 0.1 |
| Natural isotope distribution ( Mass No./% ) | 168 / 27.0 |
| Natural isotope distribution ( Mass No./% ) | 170 / 15.0 |
| Natural isotope distribution ( Mass No./% ) | 167 / 22.9 |
| Natural isotope distribution ( Mass No./% ) | 164 / 1.6 |
| Thermal neutron absorption cross-section ( Barns ) | 160.0000 |
| Valences shown | 3 |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 2863 |
| Density ( g cm⁻³ ) | 9.051 @20℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 86@20℃ |
| Temperature coefficient ( K⁻¹ ) | 0.00201 @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% |
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。
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