品牌: Goodfellow
纯度含量: 99.9%
产地: 英国
索取资料及报价
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| 品牌: |
Goodfellow |
| 纯度含量: |
99.9% |
| 产地: |
英国 |
半岛bd体育手机客户端 介绍
For high-temperature thermocouples we supply Platinum, Platinum/Rhodium alloys, Tungsten and Tungsten/Rhenium alloys.
| 订货号 |
包装规格 |
| Length (Round) |
| 584-904-75 |
0.5m |
| 414-339-62 |
1.5m |
| 673-324-16 |
1m |
| 454-438-19 |
2m |
| 228-550-76 |
3m |
| 689-797-95 |
5m |
| 919-008-11 |
7.5m |
| 224-739-41 |
10m |
| 388-310-04 |
15m |
| 237-991-34 |
20m |
| 287-252-81 |
30m |
| 941-093-60 |
50m |
| 750-090-19 |
100m |
半岛bd体育手机客户端 参数
| Diameter[直径] |
0.025mm |
| Length[长度] |
0.5m - 100m |
| Purity[纯度] |
99.9% |
| Temper[状态] |
Hard |
| Typical Analysis(典型分析) |
| Ag |
100 PPM |
| Au |
75 PPM |
| Cu |
50 PPM |
| Fe |
<50 PPM |
| Ni |
<100 PPM |
| Pd |
150 PPM |
| Rh |
<20 PPM |
| Si |
<50 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 |
其他参数
公差
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