These targets are normally available for immediate shipment from stock. Other sizes are available to special order.
订货号 |
包装规格 |
Disc |
678-449-86 |
25mm |
767-152-20 |
50mm |
269-620-27 |
54mm |
631-109-99 |
57mm |
925-687-73 |
67mm |
半岛bd体育手机客户端 参数
Diameter[直径] |
25mm - 67mm |
Purity[纯度] |
99.95% |
Thickness[厚度] |
0.1mm |
Typical Analysis(典型分析) |
Ag |
80 PPM |
Cu |
10 PPM |
Fe |
3 PPM |
Mg |
1 PPM |
Si |
1 PPM |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Hard ) |
171.0 |
Bulk modulus ( GPa ) ( Soft ) |
171.0 |
Hardness - Vickers ( kgf mm?? ) ( Hard ) |
60 |
Hardness - Vickers ( kgf mm?? ) ( Soft ) |
20 - 30 |
Material condition |
Soft |
Material condition |
Hard |
Poisson's ratio ( Hard ) |
0.420 |
Poisson's ratio ( Soft ) |
0.420 |
Tensile modulus ( GPa ) ( Hard ) |
78.50 |
Tensile modulus ( GPa ) ( Soft ) |
78.50 |
Tensile strength ( MPa ) ( Hard ) |
220.00 |
Tensile strength ( MPa ) ( Soft ) |
130.00 |
Yield strength ( MPa ) ( Hard ) |
205.0 |
Atomic Properties(原子属性) |
Atomic number |
79 |
Atomic weight ( amu ) |
196.96650 |
Crystal structure |
Face Centred Cubic |
Electronic structure |
Xe4f??5d??6s? |
Ionisation potential ( No./eV ) |
1 / 9.22 |
Ionisation potential ( No./eV ) |
2 / 20.5 |
Photo-electric work function ( eV ) |
4.80 |
Thermal neutron absorption cross-section ( Barns ) |
98.8000 |
Valences shown |
1 ,3 |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
14.100 @0-100℃ |
Latent heat of evaporation ( J g?? ) |
1738 |
Latent heat of fusion ( J g?? ) |
64.90 |
Melting point ( C ) |
1064.40 |
Specific heat ( J K?? kg?? ) |
129.0 @25℃ |
Thermal conductivity ( W m?? K?? ) |
318.00 @0-100℃ |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
2.2@20℃ |
Temperature coefficient ( K?? ) |
0.00400 @0-100℃ |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.74 |
Physical Properties(物理性质) |
Boiling point ( C ) |
3080 |
Density ( g cm?? ) |
19.300 @20℃ |
其他参数
公差