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 | 618-183-63 | 25 mm x 25 mm | 272-957-24 | 50 mm x 50 mm | 119-661-59 | 100 mm x 100 mm |
产品参数 Purity[纯度] | 99.9% | Temper[状态] | As Rolled | Thickness[厚度] | 0.1mm | 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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