Luoyang Hypersolid Metal Tech Co., Ltd
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Hot Rolling Pure Tungsten Rod ASTMB760-07;GB/T3875-83 Standard
Quick Details:
1. Type: Pure Tungsten Rod
2.Standard:ASTMB760-07;GB/T3875-83
3. Grade: W1
4.Density:19.2g/cc
5. Purity:≥99.95%
6.Size:Thick0.05mmmin*Width300mm max*L1000mm max
7. Surface: Black/Alkali cleaning/ polished
8. Melting point:3260C
9. Process: hot rolling
Pure Tungsten Rod Features:
1. Chemical composition: Tungsten>99.96%
2. Physical properties: Density: 19.3g/cm3 Melting point (liquid): 3422°C Electrical
conductivity: 30% IACS Min, hardness: 69HRA Min.
3. Surface condition: polished, alkali washed, flatness: ≤2%
4: size can be customized
Pure Tungsten Rod Surface Finish
Black - Surface is "as swaged" or "as drawn"; retaining a coating of processing lubricants and oxides.
Cleaned - The surface is chemically cleaned to remove all lubricants and oxides.
Ground - The surface is centerless ground to remove all coating and to achieve precise diameter control.
Tungsten content: 99.95%
Size: 2.0mm~100mm diameter Length: 50-2000mm
Parameter of Pure Tungsten Rod
|
Atomic number |
74 |
|
CAS number |
7440-33-7 |
|
Atomic mass |
183.84 [g/mol] |
|
Melting point |
3420 °C |
|
Boiling point |
5555 °C |
|
Density at 20 °C |
19.25 [g/cm3] |
|
Crystal structure |
Body-centered cubic |
|
Coefficient of linear thermal expansion at 20 °C |
4.410-6[m/(mK)] |
|
Thermal conductivity at 20 °C |
164 [W/(mK)] |
|
Specific heat at 20 °C |
0.13 [J/(gK)] |
|
Electrical conductivity at 20 °C |
18.2106[S/m] |
|
Specific electrical resistance at 20 °C |
0.055 [(mm2)/m] |
Applications
1. Suitable for producing ion implantation parts;
2. For producing electric light source parts and electric vacuum components;
3. For producing heating elements and refractory parts in high-temperature furnaces;
4. Used as electrodes in the field of rare earth metal industry.
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