Made to order for delivery in about 4-5 weeks. Other sizes also available.
| 订货号 | 包装规格 |
| Disc |
| 413-677-75 | 50mm |
半岛bd体育手机客户端
参数
| Diameter[直径] | 50mm - 75mm |
| Purity[纯度] | 99.0% |
| Thickness[厚度] | 3mm |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) | 31.2 |
| Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline ) | 40 |
| Material condition | Polycrystalline |
| Poisson's ratio ( Polycrystalline ) | 0.312 |
| Tensile modulus ( GPa ) ( Polycrystalline ) | 35.20 |
| Tensile strength ( MPa ) ( Polycrystalline ) | 110.00 |
| Yield strength ( MPa ) ( Polycrystalline ) | 103.0 |
| Atomic Properties(原子属性) |
| Atomic number | 59 |
| Atomic weight ( amu ) | 140.90770 |
| Crystal structure | Hexagonal Close Packed |
| Electronic structure | Xe4f³6s² |
| Ionisation potential ( No./eV ) | 1 / 5.42 |
| Ionisation potential ( No./eV ) | 2 / 10.55 |
| Ionisation potential ( No./eV ) | 4 / 38.95 |
| Ionisation potential ( No./eV ) | 5 / 57.45 |
| Ionisation potential ( No./eV ) | 3 / 21.62 |
| Thermal neutron absorption cross-section ( Barns ) | 11.5000 |
| Valences shown | 3 ,4 |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 3512 |
| Density ( g cm⁻³ ) | 6.782 @20℃ |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 4.800 @0-100 |
| Latent heat of evaporation ( J g⁻¹ ) | 2343 |
| Latent heat of fusion ( J g⁻¹ ) | 80.00 |
| Melting point ( C ) | 931.00 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 192.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 12.50 @0-100℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 68@20℃ |
| Temperature coefficient ( K⁻¹ ) | 0.00171 @0-100℃ |
其他参数
公差
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。
