半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| 863-032-35 |
10 Piece |
| 639-674-27 |
25 Piece |
| 248-246-06 |
50 Piece |
半岛bd体育手机客户端 参数
| Pitch[螺距] |
1 |
| Quantity[数量] |
10 Piece - 50 Piece |
| Size[尺寸] |
M10 |
| Style[造型] |
Hexagonal |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Hard ) |
196.3 |
| Bulk modulus ( GPa ) ( Soft ) |
196.3 |
| Hardness - Vickers ( kgf mm?? ) ( Hard ) |
200 |
| Hardness - Vickers ( kgf mm?? ) ( Soft ) |
90 |
| Material condition |
Hard |
| Material condition |
Soft |
| Poisson's ratio ( Hard ) |
0.342 |
| Poisson's ratio ( Soft ) |
0.342 |
| Tensile modulus ( GPa ) ( Hard ) |
185.70 |
| Tensile modulus ( GPa ) ( Soft ) |
185.70 |
| Tensile strength ( MPa ) ( Hard ) |
760.00 |
| Tensile strength ( MPa ) ( Soft ) |
172.00 - 207.00 |
| Yield strength ( MPa ) ( Hard ) |
705.0 |
| Yield strength ( MPa ) ( Soft ) |
310.0 - 380.0 |
| Atomic Properties(原子属性) |
| Atomic number |
73 |
| Atomic weight ( amu ) |
180.94790 |
| Crystal structure |
Body Centred Cubic |
| Electronic structure |
Xe4f??5d?6s? |
| Ionisation potential ( No./eV ) |
1 / 7.88 |
| Ionisation potential ( No./eV ) |
2 / 16.2 |
| Natural isotope distribution ( Mass No./% ) |
180 / 0.012 |
| Natural isotope distribution ( Mass No./% ) |
181 / 99.988 |
| Photo-electric work function ( eV ) |
4.10 |
| Thermal neutron absorption cross-section ( Barns ) |
22.0000 |
| Valences shown |
2 ,3,4,5 |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
13.5@20℃ |
| Superconductivity critical temperature ( K ) |
4.4700 |
| Temperature coefficient ( K?? ) |
0.00350 @0-100℃ |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.33 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
6.500 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
4165 |
| Latent heat of fusion ( J g?? ) |
174.00 |
| Melting point ( C ) |
2996.00 |
| Specific heat ( J K?? kg?? ) |
140.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
57.50 @0-100 |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
5425 |
| Density ( g cm?? ) |
16.600 @20℃ |
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