名称：Goodfellow（顾特服）
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铌,线, Nb, 0.05mm直径, As Drawn Temper
材料 >> 金属材料
| 品牌: | Goodfellow |
| 纯度含量: | 99.85% |
| 产地: | 英国 |
产品介绍
| 订货号 | 包装规格 |
| Length (Round) | |
| 214-652-88 | 1m |
| 831-608-73 | 2m |
| 951-099-03 | 5m |
| 887-380-48 | 10m |
| 922-561-72 | 20m |
产品参数
| Diameter[直径] | 0.05mm |
| Length[长度] | 1m - 20m |
| Purity[纯度] | 99.85% |
| Temper[状态] | As Drawn |
| Typical Analysis(典型分析) | |
| Al | 10 PPM |
| B | 2 PPM |
| C | 10 PPM |
| Ca | 10 PPM |
| Cd | 5 PPM |
| Co | 20 PPM |
| Cr | 50 PPM |
| Cu | 10 PPM |
| Fe | 50 PPM |
| H | 7 PPM |
| Hf | 100 PPM |
| Mn | 50 PPM |
| Mo | 100 PPM |
| N | 45 PPM |
| Ni | 50 PPM |
| O | 20 PPM |
| Pb | 5 PPM |
| Si | 50 PPM |
| Sn | 10 PPM |
| Ta | 380 PPM |
| Ti | 100 PPM |
| V | 100 PPM |
| W | 100 PPM |
| Zr | 200 PPM |
| Mechanical Properties(机械性能) | |
| Bulk modulus ( GPa ) ( Hard ) | 170.3 |
| Bulk modulus ( GPa ) ( Soft ) | 170.3 |
| Hardness - Vickers ( kgf mm⁻² ) ( Hard ) | 160 |
| Hardness - Vickers ( kgf mm⁻² ) ( Soft ) | 115 |
| Izod toughness ( J m⁻¹ ) ( Soft ) | 10 - 120 |
| Material condition | Hard |
| Material condition | Soft |
| Poisson's ratio ( Hard ) | 0.397 |
| Poisson's ratio ( Soft ) | 0.397 |
| Tensile modulus ( GPa ) ( Hard ) | 104.90 |
| Tensile modulus ( GPa ) ( Soft ) | 104.90 |
| Tensile strength ( MPa ) ( Hard ) | 585.00 |
| Tensile strength ( MPa ) ( Soft ) | 330.00 |
| Yield strength ( MPa ) ( Hard ) | 550.0 |
| Yield strength ( MPa ) ( Soft ) | 240.0 |
| Atomic Properties(原子属性) | |
| Atomic number | 41 |
| Atomic weight ( amu ) | 92.90640 |
| Crystal structure | Body Centred Cubic |
| Electronic structure | Kr4d⁴5s¹ |
| Ionisation potential ( No./eV ) | 3 / 25.0 |
| Ionisation potential ( No./eV ) | 2 / 14.3 |
| Ionisation potential ( No./eV ) | 6 / 103 |
| Ionisation potential ( No./eV ) | 1 / 6.88 |
| Ionisation potential ( No./eV ) | 4 / 38.3 |
| Ionisation potential ( No./eV ) | 5 / 50.5 |
| Photo-electric work function ( eV ) | 4.30 |
| Thermal neutron absorption cross-section ( Barns ) | 1.1500 |
| Valences shown | 2 , 3, 4, 5 |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 7.200 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 7360 |
| Latent heat of fusion ( J g⁻¹ ) | 290.00 |
| Melting point ( C ) | 2468.00 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 268.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 53.70 @0-100℃ |
| Electrical Properties(电气特性) | |
| Electrical resistivity ( μOhmcm ) | 16@20℃ |
| Superconductivity critical temperature ( K ) | 9.2500 |
| Temperature coefficient ( K⁻¹ ) | 0.00260 @0-100℃ |
| Physical Properties(物理性质) | |
| Boiling point ( C ) | 4742 |
| Density ( g cm⁻³ ) | 8.570 @20℃ |
其他参数
公差
| 直径 | ±10% | |
|---|---|---|
| 长度 | +5% / -1% |
