CONTRACT COATING of customers' own components or assemblies is available to special order.
This item is normally made to order for delivery within 4-5 weeks.
| 订货号 | 包装规格 |
| Disc |
| 432-844-16 | 10mm |
| 189-224-84 | 25mm |
产品参数
| Area Density[面积密度] | 355μg.cm⁻² |
| Diameter[直径] | 10mm - 25mm |
| Purity[纯度] | 99.99% |
| Support[载体] | Permanent Mylar® 3.5μm |
| Thickness[厚度] | 0.5μm |
| Typical Analysis(典型分析) |
| Ag | 25 PPM |
| Al | 5 PPM |
| Ca | 8 PPM |
| Cu | 15 PPM |
| Fe | 3 PPM |
| Mg | 1 PPM |
| Mn | 1 PPM |
| Ni | 8 PPM |
| Pb | 5 PPM |
| Si | 1 PPM |
| Atomic Properties(原子属性) |
| Atomic number | 24 |
| Atomic weight ( amu ) | 51.99600 |
| Crystal structure | Body Centred Cubic |
| Electronic structure | Ar3d⁵4s¹ |
| Ionisation potential ( No./eV ) | 4 / 49.1 |
| Ionisation potential ( No./eV ) | 3 / 31.0 |
| Ionisation potential ( No./eV ) | 1 / 6.77 |
| Ionisation potential ( No./eV ) | 6 / 90.6 |
| Ionisation potential ( No./eV ) | 2 / 16.5 |
| Ionisation potential ( No./eV ) | 5 / 69.3 |
| Natural isotope distribution ( Mass No./% ) | 50 / 4.35 |
| Natural isotope distribution ( Mass No./% ) | 52 / 83.79 |
| Natural isotope distribution ( Mass No./% ) | 54 / 2.36 |
| Natural isotope distribution ( Mass No./% ) | 53 / 9.5 |
| Photo-electric work function ( eV ) | 4.40 |
| Thermal neutron absorption cross-section ( Barns ) | 3.1000 |
| Valences shown | 2 , 3, 6 |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Hard ) | 160.2 |
| Bulk modulus ( GPa ) ( Soft ) | 160.2 |
| Hardness - Vickers ( kgf mm⁻² ) ( Hard ) | 220 |
| Hardness - Vickers ( kgf mm⁻² ) ( Soft ) | 130 |
| Material condition | Hard |
| Material condition | Soft |
| Poisson's ratio ( Hard ) | 0.210 |
| Poisson's ratio ( Soft ) | 0.210 |
| Tensile modulus ( GPa ) ( Hard ) | 279.00 |
| Tensile modulus ( GPa ) ( Soft ) | 279.00 |
| Tensile strength ( MPa ) ( Hard ) | 689.00 |
| Tensile strength ( MPa ) ( Soft ) | 103.00 |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 13.2@20℃ |
| Temperature coefficient ( K⁻¹ ) | 0.00214 @0-100℃ |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 6.500 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 6580 |
| Latent heat of fusion ( J g⁻¹ ) | 260.00 |
| Melting point ( C ) | 1857.00 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 518.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 94.00 @0-100℃ |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 2672 |
| Density ( g cm⁻³ ) | 7.100 @20℃ |
其他参数
公差
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