品牌: Goodfellow
纯度含量: 99.8%
产地: 英国
索取资料及报价
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| 品牌: |
Goodfellow |
| 纯度含量: |
99.8% |
| 产地: |
英国 |
半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| Disc |
| 499-440-88 |
4mm |
| 430-106-15 |
6mm |
| 763-263-96 |
8mm |
| 407-996-16 |
10mm |
| 999-516-10 |
15mm |
| Sizes |
| 785-170-42 |
25mm x 25mm |
| 503-384-36 |
50mm x 50mm |
| 404-785-08 |
100mm x 100mm |
半岛bd体育手机客户端 参数
| Diameter[直径] |
4mm - 15mm |
| Purity[纯度] |
99.8% |
| Thickness[厚度] |
0.03mm |
| Typical Analysis(典型分析) |
| Ag |
10 PPM |
| Al |
3 PPM |
| Au |
200 PPM |
| Bi |
10 PPM |
| Ca |
5 PPM |
| Cd |
30 PPM |
| Cu |
300 PPM |
| Fe |
200 PPM |
| Ga |
7 PPM |
| K |
50 PPM |
| Mg |
<1 PPM |
| Mn |
20 PPM |
| Mo |
1 PPM |
| Na |
200 PPM |
| Ni |
500 PPM |
| Pb |
400 PPM |
| Sn |
20 PPM |
| Tl |
3 PPM |
| Atomic Properties(原子属性) |
| Atomic number |
49 |
| Atomic weight ( amu ) |
114.82000 |
| Crystal structure |
Face Centred Tetragonal |
| Electronic structure |
Kr4d??5s?5p? |
| Ionisation potential ( No./eV ) |
3 / 28.0 |
| Ionisation potential ( No./eV ) |
4 / 54 |
| Ionisation potential ( No./eV ) |
2 / 18.9 |
| Ionisation potential ( No./eV ) |
1 / 5.79 |
| Natural isotope distribution ( Mass No./% ) |
113 / 4.3 |
| Natural isotope distribution ( Mass No./% ) |
115 / 95.7 |
| Photo-electric work function ( eV ) |
4.12 |
| Thermal neutron absorption cross-section ( Barns ) |
194.0000 |
| Valences shown |
1 , 2, 3 |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) |
35.3 |
| Bulk modulus ( GPa ) ( Soft ) |
35.3 |
| Hardness - Vickers ( kgf mm?? ) ( Soft ) |
< 10 |
| Material condition |
Polycrystalline |
| Material condition |
Soft |
| Poisson's ratio ( Polycrystalline ) |
0.450 |
| Poisson's ratio ( Soft ) |
0.450 |
| Tensile modulus ( GPa ) ( Polycrystalline ) |
10.60 |
| Tensile modulus ( GPa ) ( Soft ) |
10.60 |
| Tensile strength ( MPa ) ( Soft ) |
2.60 - 4.50 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
24.800 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
2024 |
| Latent heat of fusion ( J g?? ) |
28.50 |
| Melting point ( C ) |
156.60 |
| Specific heat ( J K?? kg?? ) |
234.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
81.80 @0-100℃ |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
2080 |
| Density ( g cm?? ) |
7.300 @20℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
8.8@20℃ |
| Superconductivity critical temperature ( K ) |
3.4100 |
| Temperature coefficient ( K?? ) |
0.00520 @0-100℃ |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.69 |
其他参数
公差
| 长度 |
<100mm |
±1mm |
| ≥100mm |
+2% / -1% |
| 直径 |
<100mm |
±1mm |
| ≥100mm |
+2% / -1% |
| 厚度 |
<0.01mm |
±25% |
| ≤0.05mm |
±15% |
| >0.05mm |
±10% |
| 长度 1 |
<100mm |
±1mm |
| ≥100mm |
+2% / -1% |
| 长度 2 |
<100mm |
±1mm |
| ≥100mm |
+2% / -1% |
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