银,棒, Ag, 2mm 直径, As Drawn Temper
关注：2725
品牌：Goodfellow
产地：英国
| 订货号 | 包装规格 |
| Length (Round) | |
| 449-313-93 | 100 mm |
| 164-243-00 | 200 mm |
| 530-385-37 | 500 mm |
| 298-163-98 | 1000 mm |
产品参数
| Diameter[直径] | 2mm |
| Length[长度] | 100 mm - 1000 mm |
| Purity[纯度] | 99.95% |
| Temper[状态] | As Drawn |
| Typical Analysis(典型分析) | |
| Cu | 70 PPM |
| Fe | 5 PPM |
| Na | 1 PPM |
| Pb | 1 PPM |
| Zn | 5 PPM |
| Electrical Properties(电气特性) | |
| Electrical resistivity ( μOhmcm ) | 1.63@20℃ |
| Temperature coefficient ( K⁻¹ ) | 0.00410 @0-100℃ |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.74 |
| Atomic Properties(原子属性) | |
| Atomic number | 47 |
| Atomic weight ( amu ) | 107.86820 |
| Crystal structure | Face Centred Cubic |
| Electronic structure | Kr4d¹⁰5s¹ |
| Ionisation potential ( No./eV ) | 2 / 21.5 |
| Ionisation potential ( No./eV ) | 1 / 7.58 |
| Ionisation potential ( No./eV ) | 3 / 34.8 |
| Natural isotope distribution ( Mass No./% ) | 107 / 51.83 |
| Natural isotope distribution ( Mass No./% ) | 109 / 48.17 |
| Photo-electric work function ( eV ) | 4.70 |
| Thermal neutron absorption cross-section ( Barns ) | 63.8000 |
| Valences shown | 1 ,2 |
| Physical Properties(物理性质) | |
| Boiling point ( C ) | 2212 |
| Density ( g cm⁻³ ) | 10.500 @20℃ |
| Mechanical Properties(机械性能) | |
| Bulk modulus ( GPa ) ( Hard ) | 103.6 |
| Bulk modulus ( GPa ) ( Soft ) | 103.6 |
| Hardness - Vickers ( kgf mm⁻² ) ( Hard ) | 95 |
| Hardness - Vickers ( kgf mm⁻² ) ( Soft ) | 25 |
| Izod toughness ( J m⁻¹ ) ( Soft ) | 5 |
| Material condition | Hard |
| Material condition | Soft |
| Poisson's ratio ( Hard ) | 0.367 |
| Poisson's ratio ( Soft ) | 0.367 |
| Tensile modulus ( GPa ) ( Hard ) | 82.70 |
| Tensile modulus ( GPa ) ( Soft ) | 82.70 |
| Tensile strength ( MPa ) ( Hard ) | 330.00 |
| Tensile strength ( MPa ) ( Soft ) | 172.00 |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 19.100 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 2390 |
| Latent heat of fusion ( J g⁻¹ ) | 103.00 |
| Melting point ( C ) | 961.90 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 237.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 429.00 @0-100℃ |
其他参数
公差
| 直径 | ≤10mm | ±10% |
|---|---|---|
| 聚合物 | +20% / -10% | |
| 陶瓷 | +20% / -10% | |
| >10mm | ±5% | |
| 陶瓷 | +20% / -10% | |
| 聚合物 | +20% / -10% | |
| 长度 | <100mm | ±1mm |
| ≥100mm | +5% / -1% |
产品发布日期：2026.01.24
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