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Formula: W
Form: Insulated Wire
Material: Tungsten
CAS Number: 7440-33-7
Commodity: Metals
Purity:
99.9%
Conductor Diameter:
0.076mm
Insulation:
Nylon
Insulation Thickness:
0.012mm
Goodfellow offers a line of Nylon Tungsten Insulated Wire with 12 variations available. These wires feature high thermal conductivity and electrical resistivity, making them well-suited for applications requiring insulation that can withstand high temperatures. The nylon coating provides abrasion resistance while the tungsten core allows the wire to carry electricity effectively. Potential uses for Nylon Tungsten Insulated Wire include thermocouple assemblies, heating elements, and other high-temperature electrical applications where durability and thermal performance are priorities. With its range of specifications, this wire provides versatile solutions for demanding industrial settings.
Tolerances
Insulated Wire
| Conductor Diameter | ±10% | |
|---|---|---|
| Insulation Thickness | Nominal | |
| Length | +5% / -1% |
Material Properties for Metals
Atomic Properties
| Element | Value |
|---|---|
| Atomic number | 74 |
| Crystal structure | Body centred cubic |
| Electronic structure | Xe 4f¹⁴ 5d⁴ 6s² |
| Valences shown | 2,3,4,5,6 |
| Atomic weight( amu ) | 183.85 |
| Thermal neutron absorption cross-section( Barns ) | 18.5 |
| Photo-electric work function( eV ) | 4.55 |
| Natural isotope distribution( Mass No./% ) | 183/ 14.3 |
| Natural isotope distribution( Mass No./% ) | 182/ 26.3 |
| Natural isotope distribution( Mass No./% ) | 186/ 28.6 |
| Natural isotope distribution( Mass No./% ) | 180/ 0.1 |
| Natural isotope distribution( Mass No./% ) | 184/ 30.7 |
| Atomic radius - Goldschmidt( nm ) | 0.141 |
| Ionisation potential( No./eV ) | 1/ 7.98 |
| Ionisation potential( No./eV ) | 2/ 17.7 |
Mechanical Properties
| Element | Value |
|---|---|
| Material condition | Soft |
| Material condition | Hard |
| Poisson's ratio | 0.28 |
| Poisson's ratio | 0.28 |
| Bulk modulus( GPa ) | 311 |
| Bulk modulus( GPa ) | 311 |
| Tensile modulus( GPa ) | 411 |
| Tensile modulus( GPa ) | 411 |
| Hardness - Vickers( kgf mm⁻² ) | 360 |
| Hardness - Vickers( kgf mm⁻² ) | 500 |
| Tensile strength( MPa ) | 550-620 |
| Tensile strength( MPa ) | 1920 |
| Yield strength( MPa ) | 550 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 5.4@20@20°C |
| Superconductivity critical temperature( K ) | 0.0154 |
| Temperature coefficient( K⁻¹ ) | 0.0048@0-100°C |
| Thermal emf against Pt (cold 0C - hot 100C)( mV ) | 1.12 |
Physical Properties
| Element | Value |
|---|---|
| Boiling point( C ) | 5660 |
| Density( gcm⁻³ ) | 19.3@20°C |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 3410 |
| Latent heat of evaporation( J g⁻¹ ) | 4009 |
| Latent heat of fusion( J g⁻¹ ) | 192 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 133@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 173@0-100°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 4.5@0-100°C |
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