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 | | Weight | | 621-572-69 | 1 g | | 670-837-89 | 2 g | | 492-674-57 | 5 g | | 076-859-38 | 10 g |
产品参数 | Maximum Particle Size[最大粒度] | 45μm | | Purity[纯度] | 99.9% | | Weight[重量] | 1 g - 10 g | | Typical Analysis(典型分析) | | Ag | 1 PPM | | Al | 2 PPM | | Au | 5 PPM | | Ca | 7 PPM | | Cu | 20 PPM | | Fe | 7 PPM | | Ir | 250 PPM | | Mg | 7 PPM | | Mn | 1 PPM | | Na | 50 PPM | | Ni | 5 PPM | | Pb | 1 PPM | | Pd | 5 PPM | | Ru | 20 PPM | | Si | 15 PPM | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Hard ) | 276.0 | | Bulk modulus ( GPa ) ( Soft ) | 276.0 | | Hardness - Vickers ( kgf mm⁻² ) ( Hard ) | 300 | | Hardness - Vickers ( kgf mm⁻² ) ( Soft ) | 120 | | Material condition | Hard | | Material condition | Soft | | Poisson's ratio ( Hard ) | 0.260 | | Poisson's ratio ( Soft ) | 0.260 | | Tensile modulus ( GPa ) ( Hard ) | 379.00 | | Tensile modulus ( GPa ) ( Soft ) | 379.00 | | Tensile strength ( MPa ) ( Hard ) | 1380.00 - 2070.00 | | Tensile strength ( MPa ) ( Soft ) | 690.00 - 760.00 | | Yield strength ( MPa ) ( Soft ) | 69.0 - 275.0 | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 4.7@20℃ | | Temperature coefficient ( K⁻¹ ) | 0.00440 @0-100℃ | | Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.70 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 8.500 @0-100℃ | | Latent heat of evaporation ( J g⁻¹ ) | 4800 | | Latent heat of fusion ( J g⁻¹ ) | 210.00 | | Melting point ( C ) | 1965.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 244.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 150.00 @0-100℃ | | Atomic Properties(原子属性) | | Atomic number | 45 | | Atomic weight ( amu ) | 102.90550 | | Crystal structure | Face Centred Cubic | | Electronic structure | Kr4d⁸5s¹ | | Ionisation potential ( No./eV ) | 1 / 7.46 | | Ionisation potential ( No./eV ) | 3 / 31.1 | | Ionisation potential ( No./eV ) | 2 / 18.1 | | Photo-electric work function ( eV ) | 4.60 | | Thermal neutron absorption cross-section ( Barns ) | 150.0000 | | Valences shown | 2 ,3,4,5,6 | | Physical Properties(物理性质) | | Boiling point ( C ) | 3727 | | Density ( g cm⁻³ ) | 12.400 @20℃ |
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