品牌: Goodfellow纯度含量: 99.0%产地: 英国
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| 品牌: | Goodfellow | | 纯度含量: | 99.0% | | 产地: | 英国 |
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介绍 | 订货号 | 包装规格 | | Sizes | | 799-492-55 | 25 mm x 25 mm | | 615-077-40 | 50 mm x 50 mm | | 331-002-98 | 100 mm x 100 mm |
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参数 | Purity[纯度] | 99.0% | | Temper[状态] | As Rolled | | Thickness[厚度] | 0.025mm | | Atomic Properties(原子属性) | | Atomic number | 39 | | Atomic weight ( amu ) | 88.90590 | | Crystal structure | Hexagonal Close Packed | | Electronic structure | Kr4d¹5s² | | Ionisation potential ( No./eV ) | 1 / 6.38 | | Ionisation potential ( No./eV ) | 6 / 93 | | Ionisation potential ( No./eV ) | 3 / 20.5 | | Ionisation potential ( No./eV ) | 2 / 12.2 | | Ionisation potential ( No./eV ) | 5 / 77 | | Ionisation potential ( No./eV ) | 4 / 61.8 | | Photo-electric work function ( eV ) | 3.10 | | Thermal neutron absorption cross-section ( Barns ) | 1.3000 | | Valences shown | 3 | | Physical Properties(物理性质) | | Boiling point ( C ) | 3338 | | Density ( g cm⁻³ ) | 4.478 @20 | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Hard ) | 37.3 | | Bulk modulus ( GPa ) ( Soft ) | 37.3 | | Hardness - Brinell ( Hard ) | 100 - 140 | | Hardness - Brinell ( Soft ) | 30 - 60 | | Izod toughness ( J m⁻¹ ) ( Soft ) | 24 | | Material condition | Soft | | Material condition | Hard | | Poisson's ratio ( Hard ) | 0.265 | | Poisson's ratio ( Soft ) | 0.265 | | Tensile modulus ( GPa ) ( Hard ) | 66.30 | | Tensile modulus ( GPa ) ( Soft ) | 66.30 | | Tensile strength ( MPa ) ( Hard ) | 455.00 | | Tensile strength ( MPa ) ( Soft ) | 130.00 | | Yield strength ( MPa ) ( Hard ) | 375.0 | | Yield strength ( MPa ) ( Soft ) | 57.0 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 10.800 @0-400 | | Latent heat of evaporation ( J g⁻¹ ) | 4135 | | Latent heat of fusion ( J g⁻¹ ) | 193.00 | | Melting point ( C ) | 1522.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 285.0 @25 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 17.20 @0-100 | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 53@20 | | Temperature coefficient ( K⁻¹ ) | 0.00271 @0-100 | | Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.55 |
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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