镱,箔, Yb, As Rolled Temper, 0.25mm厚, 2N
| 品牌: | Goodfellow | | 纯度含量: | 99.0% | | 产地: | 英国 |
产品介绍
Tolerance on thickness : +/-20%. | 订货号 | 包装规格 | | 499-995-16 | 25mm x 25mm | | 499-396-55 | 50mm x 50mm |
产品参数 | Purity[纯度] | 99.0% | | Temper[状态] | As Rolled | | Thickness[厚度] | 0.25mm | | Atomic Properties(原子属性) | | Atomic number | 70 | | Atomic weight ( amu ) | 173.04000 | | Crystal structure | Hexagonal Close Packed | | Electronic structure | Xe4f¹⁴6s² | | Ionisation potential ( No./eV ) | 3 / 25.2 | | Ionisation potential ( No./eV ) | 2 / 12.2 | | Ionisation potential ( No./eV ) | 1 / 6.25 | | Natural isotope distribution ( Mass No./% ) | 173 / 16.2 | | Natural isotope distribution ( Mass No./% ) | 174 / 31.7 | | Natural isotope distribution ( Mass No./% ) | 172 / 21.9 | | Natural isotope distribution ( Mass No./% ) | 168 / 0.1 | | Natural isotope distribution ( Mass No./% ) | 170 / 3.1 | | Natural isotope distribution ( Mass No./% ) | 171 / 14.3 | | Natural isotope distribution ( Mass No./% ) | 176 / 12.7 | | Thermal neutron absorption cross-section ( Barns ) | 37.0000 | | Valences shown | 2 ,3 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 25.000 @0-100℃ | | Latent heat of evaporation ( J g⁻¹ ) | 921 | | Latent heat of fusion ( J g⁻¹ ) | 53.20 | | Melting point ( C ) | 819.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 145.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 32.90 @0-100℃ | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Polycrystalline ) | 13.5 | | Hardness - Brinell ( Polycrystalline ) | 25 | | Material condition | Polycrystalline | | Poisson's ratio ( Polycrystalline ) | 0.280 | | Tensile modulus ( GPa ) ( Polycrystalline ) | 17.80 | | Tensile strength ( MPa ) ( Polycrystalline ) | 68.90 | | Yield strength ( MPa ) ( Polycrystalline ) | 65.5 | | Physical Properties(物理性质) | | Boiling point ( C ) | 1194 | | Density ( g cm⁻³ ) | 6.977 @20℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 28@20℃ | | Temperature coefficient ( K⁻¹ ) | 0.00130 @0-100℃ |
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% |
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