| Diameter[直径] |
4mm |
| Length[长度] |
23mm - 50mm |
| Purity[纯度] |
99.7% |
| Typical Analysis(典型分析) |
| Al |
10 PPM |
| C |
40 PPM |
| Ca |
20 PPM |
| Cu |
5 PPM |
| Fe |
2000 PPM |
| K |
<5 PPM |
| Mg |
<5 PPM |
| Mo |
50 PPM |
| Na |
10 PPM |
| P |
5 PPM |
| Pb |
5 PPM |
| S |
5 PPM |
| Si |
80 PPM |
| W |
100 PPM |
| Atomic Properties(原子属性) |
| Atomic number |
24 |
| Atomic weight ( amu ) |
51.99600 |
| Crystal structure |
Body Centred Cubic |
| Electronic structure |
Ar3d?4s? |
| Ionisation potential ( No./eV ) |
4 / 49.1 |
| Ionisation potential ( No./eV ) |
3 / 31.0 |
| Ionisation potential ( No./eV ) |
1 / 6.77 |
| Ionisation potential ( No./eV ) |
6 / 90.6 |
| Ionisation potential ( No./eV ) |
2 / 16.5 |
| Ionisation potential ( No./eV ) |
5 / 69.3 |
| Natural isotope distribution ( Mass No./% ) |
50 / 4.35 |
| Natural isotope distribution ( Mass No./% ) |
52 / 83.79 |
| Natural isotope distribution ( Mass No./% ) |
54 / 2.36 |
| Natural isotope distribution ( Mass No./% ) |
53 / 9.5 |
| Photo-electric work function ( eV ) |
4.40 |
| Thermal neutron absorption cross-section ( Barns ) |
3.1000 |
| Valences shown |
2 , 3, 6 |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Hard ) |
160.2 |
| Bulk modulus ( GPa ) ( Soft ) |
160.2 |
| Hardness - Vickers ( kgf mm?? ) ( Hard ) |
220 |
| Hardness - Vickers ( kgf mm?? ) ( Soft ) |
130 |
| Material condition |
Hard |
| Material condition |
Soft |
| Poisson's ratio ( Hard ) |
0.210 |
| Poisson's ratio ( Soft ) |
0.210 |
| Tensile modulus ( GPa ) ( Hard ) |
279.00 |
| Tensile modulus ( GPa ) ( Soft ) |
279.00 |
| Tensile strength ( MPa ) ( Hard ) |
689.00 |
| Tensile strength ( MPa ) ( Soft ) |
103.00 |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
13.2@20℃ |
| Temperature coefficient ( K?? ) |
0.00214 @0-100℃ |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
6.500 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
6580 |
| Latent heat of fusion ( J g?? ) |
260.00 |
| Melting point ( C ) |
1857.00 |
| Specific heat ( J K?? kg?? ) |
518.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
94.00 @0-100℃ |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
2672 |
| Density ( g cm?? ) |
7.100 @20℃ |
