品牌: Goodfellow
纯度含量: 99.998%
产地: 英国
索取资料及报价
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品牌: |
Goodfellow |
纯度含量: |
99.998% |
产地: |
英国 |
半岛bd体育手机客户端 介绍
Nominally 4.7mm diameter x 4.7mm length pellets.
订货号 |
包装规格 |
Weight |
164-617-27 |
1.6g |
730-792-46 |
3.2g |
891-846-34 |
4.8g |
174-991-46 |
6.4g |
743-891-31 |
8g |
163-934-98 |
9.6g |
134-817-18 |
11.2g |
242-931-69 |
20.8g |
745-757-13 |
30.4g |
757-911-37 |
40g |
981-677-03 |
51.2g |
半岛bd体育手机客户端 参数
Maximum Lump Size[] |
6mm |
Product Shape[形状] |
Pellets |
Purity[纯度] |
99.998% |
Weight[重量] |
1.6g - 51.2g |
Typical Analysis(典型分析) |
Al |
2 PPM |
Cu |
2 PPM |
Fe |
5 PPM |
Rh |
2 PPM |
Si |
2 PPM |
Zr |
5 PPM |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Hard ) |
276.0 |
Bulk modulus ( GPa ) ( Soft ) |
276.0 |
Hardness - Vickers ( kgf mm?? ) ( Hard ) |
100 |
Hardness - Vickers ( kgf mm?? ) ( Soft ) |
40 |
Material condition |
Hard |
Material condition |
Soft |
Poisson's ratio ( Hard ) |
0.390 |
Poisson's ratio ( Soft ) |
0.390 |
Tensile modulus ( GPa ) ( Hard ) |
170.00 |
Tensile modulus ( GPa ) ( Soft ) |
170.00 |
Tensile strength ( MPa ) ( Hard ) |
200.00 - 300.00 |
Tensile strength ( MPa ) ( Soft ) |
125.00 - 150.00 |
Yield strength ( MPa ) ( Hard ) |
185.0 |
Yield strength ( MPa ) ( Soft ) |
14.0 - 35.0 |
Physical Properties(物理性质) |
Boiling point ( C ) |
3827 |
Density ( g cm?? ) |
21.450 @20℃ |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
9.000 @0-100 |
Latent heat of evaporation ( J g?? ) |
2405 |
Latent heat of fusion ( J g?? ) |
101.00 |
Melting point ( C ) |
1772.00 |
Specific heat ( J K?? kg?? ) |
133.0 @025℃ |
Thermal conductivity ( W m?? K?? ) |
71.60 @0-100℃ |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
10.58@20℃ |
Temperature coefficient ( K?? ) |
0.00392 @0-100℃ |
Atomic Properties(原子属性) |
Atomic number |
78 |
Atomic weight ( amu ) |
195.08000 |
Crystal structure |
Face Centred Cubic |
Electronic structure |
Xe4f??5d?6s? |
Ionisation potential ( No./eV ) |
1 / 9.0 |
Ionisation potential ( No./eV ) |
2 / 18.6 |
Natural isotope distribution ( Mass No./% ) |
192 / 0.79 |
Natural isotope distribution ( Mass No./% ) |
196 / 25.30 |
Natural isotope distribution ( Mass No./% ) |
190 / 0.01 |
Natural isotope distribution ( Mass No./% ) |
195 / 33.80 |
Natural isotope distribution ( Mass No./% ) |
198 / 7.20 |
Natural isotope distribution ( Mass No./% ) |
194 / 32.90 |
Photo-electric work function ( eV ) |
5.30 |
Thermal neutron absorption cross-section ( Barns ) |
9.0000 |
Valences shown |
1 ,2,3,4 |
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