Tungsten
MATERIAL OVERVIEW
Characteristics: Hard, brittle, gray solid. Not found native. High electrical conductivity. Soluble in a mixture of nitric acid and hydrofluoric acid. Low toxicity. Corroded by seawater. Oxidizes in air at 400 °C, the rate increasing rapidly with temperature.
Hazards: Finely divided form is highly flammable and may ignite spontaneously. Tolerance (as W) (insoluble compounds): 5 mg/m3 of air; soluble compounds, 1 mg/m3 of air.
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GENERAL PROPERTIES
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Symbol: |
W |
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Atomic Number: |
74 |
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Atomic Weight: |
183.85 |
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Density: |
19.3 gm/cc |
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Melting Point: |
3410 oC |
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Boiling Point: |
5900 oC |
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Thermal Conductivity: |
1.73 W/cm/K @ 298.2 K |
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Electrical Resistivity: |
5.65 microhm-cm @ 27 oC |
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Electronegativity: |
1.7 Paulings |
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Specific Heat: |
0.0317 Cal/g/K @ 25 oC |
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Heat of Vaporization: |
185 K-Cal/gm atom at 5660 oC |
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Heat of Fusion: |
8.42 Cal/gm mole |
TUNGSTEN VIDEO CLIPS
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TYPICAL ANALYSES - Impurities in ppm
| Material / Purity: | 3N7 | 3N8 | 4N |
| K | <40 | <20 | <10.0 |
| Cr | <40 | 10 | <10.0 |
| Ni | 130 | 130 | 30.0 |
| Cu | <40 | <20 | <10.0 |
| Fe | 40 | 20 | 10.0 |
TUNGSTEN WIRE
|
Material |
Purity |
| Tungsten Wire .001” |
3N8 |
| Tungsten Wire .002" | 3N8 |
| Tungsten Wire .003" | 3N8 |
| Tungsten Wire .004" | 3N8 |
| Tungsten Wire .005" | 3N8 |
| Tungsten Wire .006" | 3N8 |
| Tungsten Wire .007" | 3N8 |
| Tungsten Wire .008" | 3N8 |
| Tungsten Wire .009" | 3N8 |
| Tungsten Wire .010" | 3N8 |
Tungsten Wire .015"    |
3N8 |
| Tungsten Wire .020" | 3N8 |
| Tungsten Wire .025" | 3N8 |
| Tungsten Wire .030" | 3N8 |
| Tungsten Wire .040" | 3N8 |
| Tungsten Wire .060" | 3N8 |
| Tungsten Wire .080" | 3N8 |
| Tungsten Wire .090" | 3N8 |
Wire is spooled to order and sold by the foot or meter. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.
TUNGSTEN ROD (Small Diameter Ground Rod)
|
Material |
Purity |
Tungsten Rod 0.003" x 12"  |
3N8 |
| Tungsten Rod 0.004" x 12" | 3N8 |
Tungsten Rod 0.005" x 12"  |
3N8 |
| Tungsten Rod 0.006" x 12" | 3N8 |
| Tungsten Rod 0.007" x 12" | 3N8 |
| Tungsten Rod 0.008" x 12" | 3N8 |
| Tungsten Rod 0.009" x 12" | 3N8 |
Tungsten Rod 0.010" x 12"  |
3N8 |
| Tungsten Rod 0.011" x 12" | 3N8 |
| Tungsten Rod 0.012" x 12" | 3N8 |
| Tungsten Rod 0.013" x 12" | 3N8 |
| Tungsten Rod 0.014" x 12" | 3N8 |
Tungsten Rod 0.015" x 12"     |
3N8 |
| Tungsten Rod 0.016" x 12" | 3N8 |
| Tungsten Rod 0.017" x 12" | 3N8 |
| Tungsten Rod 0.018" x 12" | 3N8 |
| Tungsten Rod 0.019" x 12" | 3N8 |
Tungsten Rod 0.020" x 12"  |
3N8 |
| Tungsten Rod 0.021" x 12" | 3N8 |
| Tungsten Rod 0.022" x 12" | 3N8 |
| Tungsten Rod 0.023" x 12" | 3N8 |
| Tungsten Rod 0.024" x 12" | 3N8 |
Tungsten Rod 0.025" x 12"  |
3N8 |
| Tungsten Rod 0.026" x 12" | 3N8 |
| Tungsten Rod 0.027" x 12" | 3N8 |
| Tungsten Rod 0.028" x 12" | 3N8 |
| Tungsten Rod 0.029" x 12" | 3N8 |
Tungsten Rod 0.030" x 12"  |
3N8 |
| Tungsten Rod 0.031" x 12" | 3N8 |
| Tungsten Rod 0.032" x 12" | 3N8 |
| Tungsten Rod 0.033" x 12" | 3N8 |
| Tungsten Rod 0.034" x 12" | 3N8 |
| Tungsten Rod 0.035" x 12" | 3N8 |
| Tungsten Rod 0.036" x 12" | 3N8 |
| Tungsten Rod 0.037" x 12" | 3N8 |
| Tungsten Rod 0.038" x 12" | 3N8 |
| Tungsten Rod 0.039" x 12" | 3N8 |
Tungsten Rod 0.040" x 12"  |
3N8 |
| Tungsten Rod 0.041" x 12" | 3N8 |
| Tungsten Rod 0.042" x 12" | 3N8 |
| Tungsten Rod 0.043" x 12" | 3N8 |
| Tungsten Rod 0.044" x 12" | 3N8 |
| Tungsten Rod 0.045" x 12" | 3N8 |
| Tungsten Rod 0.046" x 12" | 3N8 |
| Tungsten Rod 0.047" x 12" | 3N8 |
| Tungsten Rod 0.048" x 12" | 3N8 |
| Tungsten Rod 0.049" x 12" | 3N8 |
Tungsten Rod 0.050" x 12"  |
3N8 |
| Tungsten Rod 0.051" x 12" | 3N8 |
| Tungsten Rod 0.052" x 12" | 3N8 |
| Tungsten Rod 0.053" x 12" | 3N8 |
| Tungsten Rod 0.054" x 12" | 3N8 |
| Tungsten Rod 0.055" x 12" | 3N8 |
| Tungsten Rod 0.056" x 12" | 3N8 |
| Tungsten Rod 0.057" x 12" | 3N8 |
| Tungsten Rod 0.058" x 12" | 3N8 |
| Tungsten Rod 0.059" x 12" | 3N8 |
Tungsten Rod 0.060" x 12"  |
3N8 |
Small diameter rods are sold in twelve inch lengths. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.
TUNGSTEN ROD
|
Material |
Purity |
| Tungsten Rod .0625” | 3N8 |
| Tungsten Rod .125” | 3N8 |
| Tungsten Rod .250” | 3N8 |
| Tungsten Rod .500” | 3N8 |
| Tungsten Rod .625” | 3N8 |
| Tungsten Rod .750” | 3N8 |
| Tungsten Rod 1” | 3N8 |
Rod is cut to order and sold by the inch or foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.
TUNGSTEN FOIL
|
Material |
Purity |
| Tungsten Foil .001” | 3N8 |
Tungsten Foil .002”    |
3N8 |
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Tungsten Foil .003” |
3N8 |
Tungsten Foil .004”    |
3N8 |
| Tungsten Foil .005” | 3N8 |
| Tungsten Foil .006” |
3N8 |
| Tungsten Foil .007” | 3N8 |
| Tungsten Foil .008” | 3N8 |
| Tungsten Foil .009” | 3N8 |
Foil is cut to order and sold by the square inch or square foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional thicknesses or custom sizes.
TUNGSTEN SHEET
|
Material |
Purity |
| Tungsten Sheet .010” | 3N8 |
| Tungsten Sheet .015" | 3N8 |
| Tungsten Sheet .018" | 3N8 |
| Tungsten Sheet .020" | 3N8 |
| Tungsten Sheet .025" | 3N8 |
| Tungsten Sheet .030" | 3N8 |
| Tungsten Sheet .040" | 3N8, 4N |
| Tungsten Sheet .050" | 3N8 |
| Tungsten Sheet .060" | 3N8 |
| Tungsten Sheet .062" | 3N8 |
| Tungsten Sheet .080" | 3N8 |
| Tungsten Sheet .125" | 3N8, 4N5 |
| Tungsten Sheet .187" | 3N8 |
| Tungsten Sheet .250" | 3N8 |
Sheet is cut to order and sold by the square inch or square foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional thicknesses or custom sizes.
TUNGSTEN SPUTTERING TARGETS
|
Material |
Purity |
| Tungsten Sputtering Target 2"D X .125"T | 3N7 |
| Tungsten Sputtering Target 2"D X .250"T | 3N7 |
| Tungsten Sputtering Target 3"D X .125"T | 3N7 |
| Tungsten Sputtering Target 3"D X .250"T | 3N7 |
| Tungsten Sputtering Target 4"D X .125"T | 3N7 |
| Tungsten Sputtering Target 4"D X .250"T | 3N7 |
Additional sizes available upon request. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for custom sizes.
TUNGSTEN POWDER, SHOT, PELLETS, & INGOT
|
Material |
Purity |
| Tungsten Pellets .250"D X .125"L | 3N7 |
| Tungsten Pellets .250"D X .250"L | 3N7 |
| Tungsten Ingot | 3N7 |
| Tungsten Powder-100 Mesh | 3N7 |
| Tungsten Powder-325 Mesh | 3N7 |
Powder, shot, pellets, and ingots are packaged to order and sold by the gram or kilogram. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for custom sizes.
TUNGSTEN COMPOUNDS
|
Material |
Purity |
| Tungsten Carbide WC -325 Mesh | 2N5 |
| Tungsten Carbide WC Less Than 1 Micron | 2N5 |
| Tungsten Oxide WO2 -100 Mesh | 3N |
| Tungsten Oxide WO3 1/2" to 1/8" Pieces | 3N |
| Tungsten Oxide WO3 -325 Mesh | 3N |
| Tungsten Selenide WSe2 5 Microns or Less | 2N8 |
| Tungsten Silicide WSi2 -325 Mesh | 2N5 |
| Tungsten Silicide W5Si3 -100 Mesh | 2N5 |
| Tungsten Sulfide WS2 1 Micron or Less | 2N8 |
Compounds are packaged to order and sold by the gram or kilogram. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for custom sizes.
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ALLOYS 
