High Temperature Seamless Tungsten Bar ASTM
high temperature tungsten bar
Specification
Outer diameter Φ12.4--160mm
Wall thickness 0.3--6.4mm
Length 200-1000mm
Tungsten content |
Type |
Diameter (mm) |
Dia.tolerance (mm) |
Length (mm) |
L tolerance (mm) |
Liner rate |
99.95% |
Sintering rod |
40-100 |
±3 |
500max |
±5 |
±5% |
Froged rod |
20-80 |
±2 |
800max |
±5 |
±2% |
|
Ground rod |
2-60 |
±0.1 |
650max |
±1 |
±0.5% |
|
Application |
Be used for drawing tungsten wires, electrodes, heaters in high temperature vacuum furnace and so on. |
|||||
Chemical Compositions:
Grade |
Tungsten content |
Contents of Impurity Elements |
|
Total Content |
Content of each element |
||
WAL1,WAL2 |
99.95%min |
0.05%nax |
0.01%max |
W1 |
99.95%min |
0.05%max |
0.01%max |
W2 |
99.92%min |
0.08%max |
0.01%max |
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