品牌: Goodfellow纯度含量: 99.99%产地: 英国
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品牌: | Goodfellow | 纯度含量: | 99.99% | 产地: | 英国 |
产品介绍 For high-temperature thermocouples we supply Platinum, Platinum/Rhodium alloys, Tungsten and Tungsten/Rhenium alloys. Thermocouple wire. 订货号 | 包装规格 | Length (Round) | 599-615-94 | 0.5m | 951-997-44 | 1m | 999-675-61 | 2m | 959-453-94 | 5m | 931-743-18 | 10m | 467-894-19 | 20m |
产品参数 Diameter[直径] | 0.05mm | Length[长度] | 0.5m - 20m | Purity[纯度] | 99.99% | Temper[状态] | Annealed | Thermocouple Wire[热电偶线] | May Be Used As One Component Of A Thermocouple | Typical Analysis(典型分析) | Ag | <1 PPM | Au | 5 PPM | Ca | <1 PPM | Cu | <1 PPM | Fe | 5 PPM | Mg | <1 PPM | Pd | 10 PPM | Si | 2 PPM | Mechanical Properties(机械性能) | Bulk modulus ( GPa ) ( Hard ) | 276.0 | Bulk modulus ( GPa ) ( Soft ) | 276.0 | Hardness - Vickers ( kgf mm⁻² ) ( Hard ) | 100 | Hardness - Vickers ( kgf mm⁻² ) ( 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⁻³ ) | 21.450 @20℃ | Thermal Properties(热性能) | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 9.000 @0-100 | Latent heat of evaporation ( J g⁻¹ ) | 2405 | Latent heat of fusion ( J g⁻¹ ) | 101.00 | Melting point ( C ) | 1772.00 | Specific heat ( J K⁻¹ kg⁻¹ ) | 133.0 @025℃ | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 71.60 @0-100℃ | Electrical Properties(电气特性) | Electrical resistivity ( μOhmcm ) | 10.58@20℃ | Temperature coefficient ( K⁻¹ ) | 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 | Xe4f¹⁴5d⁹6s¹ | 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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