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 | | Sizes | | 876-004-05 | 25mm x 25mm | | 537-789-32 | 50mm x 50mm | | 967-586-78 | 100mm x 100mm | | Disc | | 898-127-94 | 4mm | | 265-990-78 | 6mm | | 248-837-79 | 8mm | | 104-724-86 | 10mm | | 090-608-92 | 15mm | | 774-434-65 | 25mm x 25mm | | 498-961-18 | 50mm x 50mm | | 376-219-64 | 100mm x 100mm |
产品参数 | Diameter[直径] | 4mm - 25mm | | Purity[纯度] | 99.9% | | Thickness[厚度] | 0.015mm | | Typical Analysis(典型分析) | | Ag | 300 PPM | | Al | 1 PPM | | B | 1 PPM | | Bi | 2 PPM | | Ca | 4 PPM | | Cd | 4 PPM | | Cr | 5 PPM | | Cu | 500 PPM | | Fe | 2 PPM | | K | 15 PPM | | Mg | 1 PPM | | Mn | 1 PPM | | Na | 1 PPM | | Ni | 100 PPM | | Pb | 15 PPM | | Pd | 7 PPM | | Sb | 7 PPM | | Si | 2 PPM | | Sn | 5 PPM | | V | 2 PPM | | Zr | 10 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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