| 订货号 | 包装规格 |
| Length (Round) |
| 293-283-74 | 20 mm |
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参数
| Diameter[直径] | 6mm |
| Length[长度] | 20 mm |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 90@25℃ |
| Temperature coefficient ( K⁻¹ ) | 0.00480 @0-100℃ |
| Atomic Properties(原子属性) |
| Atomic number | 63 |
| Atomic weight ( amu ) | 151.96000 |
| Crystal structure | Body Centred Cubic |
| Electronic structure | Xe4f⁷6s² |
| Ionisation potential ( No./eV ) | 1 / 5.67 |
| Ionisation potential ( No./eV ) | 2 / 11.25 |
| Natural isotope distribution ( Mass No./% ) | 153 / 52.2 |
| Natural isotope distribution ( Mass No./% ) | 151 / 47.8 |
| Photo-electric work function ( eV ) | 2.50 |
| Thermal neutron absorption cross-section ( Barns ) | 4100.0000 |
| Valences shown | 2 , 3 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 32.000 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 1155 |
| Latent heat of fusion ( J g⁻¹ ) | 63.40 |
| Melting point ( C ) | 822.00 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 176.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 13.90 @0-100℃ |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) | 12.1 |
| Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline ) | 20 |
| Material condition | Polycrystalline |
| Poisson's ratio ( Polycrystalline ) | 0.286 |
| Tensile modulus ( GPa ) ( Polycrystalline ) | 14.70 |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 1597 |
| Density ( g cm⁻³ ) | 5.243 @25℃ |
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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