Diameter[直径] |
4mm |
High Purity[纯度] |
99.999% |
Length[长度] |
0.2m - 5m |
Temper[状态] |
As Drawn |
Typical Analysis(典型分析) |
Cu |
0.3 PPM |
Fe |
0.3 PPM |
Mg |
1.2 PPM |
Si |
0.8 PPM |
Atomic Properties(原子属性) |
Atomic number |
13 |
Atomic weight ( amu ) |
26.98154 |
Crystal structure |
Face Centred Cubic |
Electronic structure |
Ne3s?3p? |
Ionisation potential ( No./eV ) |
4 / 120 |
Ionisation potential ( No./eV ) |
5 / 154 |
Ionisation potential ( No./eV ) |
6 / 190 |
Ionisation potential ( No./eV ) |
1 / 5.99 |
Ionisation potential ( No./eV ) |
3 / 28.4 |
Ionisation potential ( No./eV ) |
2 / 18.8 |
Photo-electric work function ( eV ) |
4.20 |
Thermal neutron absorption cross-section ( Barns ) |
0.2320 |
Valences shown |
3 |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
2.67@20℃ |
Superconductivity critical temperature ( K ) |
1.1750 |
Temperature coefficient ( K?? ) |
0.00450 @0-100℃ |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.42 |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Hard ) |
75.2 |
Bulk modulus ( GPa ) ( Soft ) |
75.2 |
Hardness - Vickers ( kgf mm?? ) ( Hard ) |
35 - 48 |
Hardness - Vickers ( kgf mm?? ) ( Soft ) |
21 |
Material condition |
Soft |
Material condition |
Hard |
Poisson's ratio ( Hard ) |
0.345 |
Poisson's ratio ( Soft ) |
0.345 |
Tensile modulus ( GPa ) ( Hard ) |
70.60 |
Tensile modulus ( GPa ) ( Soft ) |
70.60 |
Tensile strength ( MPa ) ( Hard ) |
130.00 - 195.00 |
Tensile strength ( MPa ) ( Soft ) |
50.00 - 90.00 |
Yield strength ( MPa ) ( Hard ) |
110.0 - 170.0 |
Yield strength ( MPa ) ( Soft ) |
10.0 - 35.0 |
Physical Properties(物理性质) |
Boiling point ( C ) |
2467 |
Density ( g cm?? ) |
2.700 @20℃ |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
23.500 @0-100℃ |
Latent heat of evaporation ( J g?? ) |
10800 |
Latent heat of fusion ( J g?? ) |
388.00 |
Melting point ( C ) |
660.40 |
Specific heat ( J K?? kg?? ) |
900.0 @25℃ |
Thermal conductivity ( W m?? K?? ) |
237.00 @0-100℃ |