品牌: Goodfellow
纯度含量: 99.99%
产地: 英国
索取资料及报价
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品牌: |
Goodfellow |
纯度含量: |
99.99% |
产地: |
英国 |
半岛bd体育手机客户端 介绍
订货号 |
包装规格 |
129-916-53 |
25mm x 25mm |
239-566-67 |
50mm x 50mm |
半岛bd体育手机客户端 参数
Purity[纯度] |
99.99% |
Temper[状态] |
Annealed |
Thickness[厚度] |
0.025mm |
Typical Analysis(典型分析) |
Al |
3 PPM |
B |
1 PPM |
Ca |
1 PPM |
Co |
3 PPM |
Cr |
3 PPM |
Cu |
2 PPM |
Fe |
45 PPM |
K |
1 PPM |
Mg |
1 PPM |
Mn |
2 PPM |
Mo |
30 PPM |
Ni |
3 PPM |
Ti |
2 PPM |
W |
1 PPM |
Zr |
2 PPM |
Atomic Properties(原子属性) |
Atomic number |
75 |
Atomic weight ( amu ) |
186.20700 |
Crystal structure |
Hexagonal Close Packed |
Electronic structure |
Xe4f??5d?6s? |
Ionisation potential ( No./eV ) |
1 / 7.87 |
Ionisation potential ( No./eV ) |
2 / 16.6 |
Natural isotope distribution ( Mass No./% ) |
187 / 62.6 |
Natural isotope distribution ( Mass No./% ) |
185 / 37.4 |
Photo-electric work function ( eV ) |
5.00 |
Thermal neutron absorption cross-section ( Barns ) |
85.0000 |
Valences shown |
-1 ,1,2,3,4,5,6,7 |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Hard ) |
334.0 |
Bulk modulus ( GPa ) ( Soft ) |
334.0 |
Hardness - Vickers ( kgf mm?? ) ( Hard ) |
700 |
Hardness - Vickers ( kgf mm?? ) ( Soft ) |
280 |
Material condition |
Soft |
Material condition |
Hard |
Poisson's ratio ( Hard ) |
0.260 |
Poisson's ratio ( Soft ) |
0.260 |
Tensile modulus ( GPa ) ( Hard ) |
466.00 |
Tensile modulus ( GPa ) ( Soft ) |
466.00 |
Tensile strength ( MPa ) ( Hard ) |
2225.00 |
Tensile strength ( MPa ) ( Soft ) |
1125.00 |
Yield strength ( MPa ) ( Hard ) |
2150.0 |
Yield strength ( MPa ) ( Soft ) |
315.0 |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
18.7@20℃ |
Superconductivity critical temperature ( K ) |
1.7000 |
Temperature coefficient ( K?? ) |
0.00450 @0-100℃ |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
6.600 @0-100℃ |
Latent heat of evaporation ( J g?? ) |
3824 |
Latent heat of fusion ( J g?? ) |
179.90 |
Melting point ( C ) |
3180.00 |
Specific heat ( J K?? kg?? ) |
138.0 @25 |
Thermal conductivity ( W m?? K?? ) |
48.00 @0-100℃ |
Physical Properties(物理性质) |
Boiling point ( C ) |
5627 |
Density ( g cm?? ) |
21.000 @20 |
其他参数
公差
长度 |
<100mm |
±1mm |
≥100mm |
+2% / -1% |
直径 |
<100mm |
±1mm |
≥100mm |
+2% / -1% |
厚度 |
<0.01mm |
±25% |
≤0.05mm |
±15% |
>0.05mm |
±10% |
长度 1 |
<100mm |
±1mm |
≥100mm |
+2% / -1% |
长度 2 |
<100mm |
±1mm |
≥100mm |
+2% / -1% |
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