半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| Weight |
| 414-045-08 |
20g |
| 755-630-73 |
50g |
| 453-845-09 |
100g |
| 841-113-68 |
200g |
| 850-728-74 |
500g |
| 312-753-81 |
1000g |
| 425-387-28 |
2000g |
| 169-433-91 |
3000g |
半岛bd体育手机客户端 参数
| Max. Lump Size[最大块大小] |
10mm |
| Product Shape[形状] |
Shot |
| Purity[纯度] |
99.99% |
| Weight[重量] |
20g - 3000g |
| Typical Analysis(典型分析) |
| Au |
5 PPM |
| Bi |
1 PPM |
| Cu |
20 PPM |
| Fe |
2 PPM |
| Mg |
1 PPM |
| Pb |
10 PPM |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
1.63@20℃ |
| Temperature coefficient ( K?? ) |
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 |
Kr4d??5s? |
| 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?? ) |
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?? ) ( Hard ) |
95 |
| Hardness - Vickers ( kgf mm?? ) ( Soft ) |
25 |
| Izod toughness ( J m?? ) ( 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?? K?? ) |
19.100 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
2390 |
| Latent heat of fusion ( J g?? ) |
103.00 |
| Melting point ( C ) |
961.90 |
| Specific heat ( J K?? kg?? ) |
237.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
429.00 @0-100℃ |
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