Diameter[直径] | 0.5mm |
Length[长度] | 0.05 m - 0.2 m |
Purity[纯度] | 99.9% |
Typical Analysis(典型分析) |
Al | 10 PPM |
Ca | 30 PPM |
Cu | 10 PPM |
Dy | 2 PPM |
Er | 2 PPM |
Eu | 12 PPM |
Fe | 15 PPM |
Gd | 30 PPM |
Mg | 5 PPM |
Si | 10 PPM |
Ta | 300 PPM |
Tm | 1 PPM |
Yb | 5 PPM |
Atomic Properties(原子属性) |
Atomic number | 39 |
Atomic weight ( amu ) | 88.90590 |
Crystal structure | Hexagonal Close Packed |
Electronic structure | Kr4d¹5s² |
Ionisation potential ( No./eV ) | 1 / 6.38 |
Ionisation potential ( No./eV ) | 6 / 93 |
Ionisation potential ( No./eV ) | 3 / 20.5 |
Ionisation potential ( No./eV ) | 2 / 12.2 |
Ionisation potential ( No./eV ) | 5 / 77 |
Ionisation potential ( No./eV ) | 4 / 61.8 |
Photo-electric work function ( eV ) | 3.10 |
Thermal neutron absorption cross-section ( Barns ) | 1.3000 |
Valences shown | 3 |
Physical Properties(物理性质) |
Boiling point ( C ) | 3338 |
Density ( g cm⁻³ ) | 4.478 @20 |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Hard ) | 37.3 |
Bulk modulus ( GPa ) ( Soft ) | 37.3 |
Hardness - Brinell ( Hard ) | 100 - 140 |
Hardness - Brinell ( Soft ) | 30 - 60 |
Izod toughness ( J m⁻¹ ) ( Soft ) | 24 |
Material condition | Soft |
Material condition | Hard |
Poisson's ratio ( Hard ) | 0.265 |
Poisson's ratio ( Soft ) | 0.265 |
Tensile modulus ( GPa ) ( Hard ) | 66.30 |
Tensile modulus ( GPa ) ( Soft ) | 66.30 |
Tensile strength ( MPa ) ( Hard ) | 455.00 |
Tensile strength ( MPa ) ( Soft ) | 130.00 |
Yield strength ( MPa ) ( Hard ) | 375.0 |
Yield strength ( MPa ) ( Soft ) | 57.0 |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 10.800 @0-400 |
Latent heat of evaporation ( J g⁻¹ ) | 4135 |
Latent heat of fusion ( J g⁻¹ ) | 193.00 |
Melting point ( C ) | 1522.00 |
Specific heat ( J K⁻¹ kg⁻¹ ) | 285.0 @25 |
Thermal conductivity ( W m⁻¹ K⁻¹ ) | 17.20 @0-100 |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) | 53@20 |
Temperature coefficient ( K⁻¹ ) | 0.00271 @0-100 |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.55 |