材料 >> 金属材料
铈,箔, Ce, As Rolled Temper, 2mm厚, 3N
品牌: Goodfellow纯度含量: 99.9%产地: 英国
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| 品牌: | Goodfellow | | 纯度含量: | 99.9% | | 产地: | 英国 |
产品介绍 | 订货号 | 包装规格 | | Sizes | | 577-683-84 | 50 mm x 50 mm | | 784-200-45 | 100 mm x 100 mm | | 631-930-13 | 25 mm x 25 mm |
产品参数 | Purity[纯度] | 99.9% | | Temper[状态] | As Rolled | | Thickness[厚度] | 2mm | | Atomic Properties(原子属性) | | Atomic number | 58 | | Atomic weight ( amu ) | 140.12000 | | Crystal structure | Face Centred Cubic | | Electronic structure | Xe4f²6s² | | 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⁻² ) ( 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 ( x10⁻⁶ K⁻¹ ) | 8.000 @0-100℃ | | Latent heat of evaporation ( J g⁻¹ ) | 2680 | | Latent heat of fusion ( J g⁻¹ ) | 37.30 | | Melting point ( C ) | 799.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 205.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 11.30 @0-100℃ | | Physical Properties(物理性质) | | Boiling point ( C ) | 3426 | | Density ( g cm⁻³ ) | 6.750 @20℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 85.4@20℃ | | Temperature coefficient ( K⁻¹ ) | 0.00870 @0-100℃ | | Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 1.14 |
其他参数 公差 | 长度 | <100mm | ±1mm |
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| ≥100mm | +2% / -1% | | 直径 | <100mm | ±1mm |
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| ≥100mm | +2% / -1% | | 厚度 | <0.01mm | ±25% |
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| ≤0.05mm | ±15% | | >0.05mm | ±10% | | 长度 1 | <100mm | ±1mm |
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| ≥100mm | +2% / -1% | | 长度 2 | <100mm | ±1mm |
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| ≥100mm | +2% / -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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