Diameter[直径] |
35mm |
Length[长度] |
20mm - 300mm |
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?? ) |
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℃ |