品牌: Goodfellow纯度含量: 99.95%产地: 英国
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| 品牌: | Goodfellow | | 纯度含量: | 99.95% | | 产地: | 英国 |
产品介绍 | 订货号 | 包装规格 | | Disc | | 423-075-01 | 12 mm |
产品参数 | Diameter[直径] | 12 mm | | Purity[纯度] | 99.95% | | Surface Finish[表面光洁度] | Polished On Both Sides | | Temper[状态] | As Rolled | | Thickness[厚度] | 1mm | | Typical Analysis(典型分析) | | Ag | 80 PPM | | Cu | 10 PPM | | Fe | 3 PPM | | Mg | 1 PPM | | Si | 1 PPM | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Hard ) | 171.0 | | Bulk modulus ( GPa ) ( Soft ) | 171.0 | | Hardness - Vickers ( kgf mm⁻2 ) ( Hard ) | 60 | | Hardness - Vickers ( kgf mm⁻2 ) ( Soft ) | 20 - 30 | | Material condition | Soft | | Material condition | Hard | | Poisson's ratio ( Hard ) | 0.420 | | Poisson's ratio ( Soft ) | 0.420 | | Tensile modulus ( GPa ) ( Hard ) | 78.50 | | Tensile modulus ( GPa ) ( Soft ) | 78.50 | | Tensile strength ( MPa ) ( Hard ) | 220.00 | | Tensile strength ( MPa ) ( Soft ) | 130.00 | | Yield strength ( MPa ) ( Hard ) | 205.0 | | Atomic Properties(原子属性) | | Atomic number | 79 | | Atomic weight ( amu ) | 196.96650 | | Crystal structure | Face Centred Cubic | | Electronic structure | Xe4f1⁴5d1⁰6s1 | | Ionisation potential ( No./eV ) | 1 / 9.22 | | Ionisation potential ( No./eV ) | 2 / 20.5 | | Photo-electric work function ( eV ) | 4.80 | | Thermal neutron absorption cross-section ( Barns ) | 98.8000 | | Valences shown | 1 ,3 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻1 ) | 14.100 @0-100℃ | | Latent heat of evaporation ( J g⁻1 ) | 1738 | | Latent heat of fusion ( J g⁻1 ) | 64.90 | | Melting point ( C ) | 1064.40 | | Specific heat ( J K⁻1 kg⁻1 ) | 129.0 @25℃ | | Thermal conductivity ( W m⁻1 K⁻1 ) | 318.00 @0-100℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 2.2@20℃ | | Temperature coefficient ( K⁻1 ) | 0.00400 @0-100℃ | | Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.74 | | Physical Properties(物理性质) | | Boiling point ( C ) | 3080 | | Density ( g cm⁻3 ) | 19.300 @20℃ |
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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