品牌: Goodfellow纯度含量: 99.6%产地: 英国
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| 品牌: | Goodfellow | | 纯度含量: | 99.6% | | 产地: | 英国 |
产品介绍 | 订货号 | 包装规格 | | 220-739-92 | 50 Piece | | 757-094-57 | 100 Piece | | 347-398-37 | 200 Piece |
产品参数 | Diameter[直径] | 3mm | | Purity[纯度] | 99.6% | | Quantity[数量] | 50 Piece - 200 Piece | | Typical Analysis(典型分析) | | Al | 500 PPM | | Co | 2 PPM | | Cr | 500 PPM | | Cu | 200 PPM | | Fe | 300 PPM | | Mg | 20 PPM | | Mn | 500 PPM | | Ni | 500 PPM | | Si | 200 PPM | | Sn | 200 PPM | | Ta | 10 PPM | | V | 500 PPM | | Atomic Properties(原子属性) | | Atomic number | 22 | | Atomic weight ( amu ) | 47.88000 | | Crystal structure | Hexagonal Close Packed | | Electronic structure | Ar3d²4s² | | Ionisation potential ( No./eV ) | 3 / 27.5 | | Ionisation potential ( No./eV ) | 4 / 43.3 | | Ionisation potential ( No./eV ) | 5 / 99.2 | | Ionisation potential ( No./eV ) | 1 / 6.82 | | Ionisation potential ( No./eV ) | 2 / 13.6 | | Ionisation potential ( No./eV ) | 6 / 119 | | Natural isotope distribution ( Mass No./% ) | 50 / 5.3 | | Natural isotope distribution ( Mass No./% ) | 49 / 5.5 | | Natural isotope distribution ( Mass No./% ) | 46 / 8.0 | | Natural isotope distribution ( Mass No./% ) | 48 / 73.7 | | Natural isotope distribution ( Mass No./% ) | 47 / 7.5 | | Photo-electric work function ( eV ) | 4.10 | | Thermal neutron absorption cross-section ( Barns ) | 6.1000 | | Valences shown | 2 ,3,4 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 8.900 @0-100℃ | | Latent heat of evaporation ( J g⁻¹ ) | 8893 | | Latent heat of fusion ( J g⁻¹ ) | 365.00 | | Melting point ( C ) | 1660.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 523.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 21.90 @0-100℃ | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Polycrystalline ) | 108.4 | | Hardness - Vickers ( kgf mm⁻² ) ( Annealed ) | 60 | | Izod toughness ( J m⁻¹ ) ( Annealed ) | 61 | | Material condition | Polycrystalline | | Material condition | Annealed | | Poisson's ratio ( Polycrystalline ) | 0.361 | | Tensile modulus ( GPa ) ( Polycrystalline ) | 120.20 | | Tensile strength ( MPa ) ( Annealed ) | 230.00 - 460.00 | | Yield strength ( MPa ) ( Annealed ) | 140.0 - 250.0 | | Physical Properties(物理性质) | | Boiling point ( C ) | 3287 | | Density ( g cm⁻³ ) | 4.500 @20℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 54@20℃ | | Superconductivity critical temperature ( K ) | 0.4000 | | Temperature coefficient ( K⁻¹ ) | 0.00380 @0-100℃ |
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