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Plansee WVM Potassium-doped Tungsten

Category Metal , Nonferrous Metal , Refractory Metal , Tungsten Alloy
Manufacturer Plansee SE
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Plansee WVM Potassium-doped Tungsten.pdf
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Material Notes:
Doping tungsten with potassium and subjecting the material to a highly orientation-dependant cold working produces a stacked microstructure, yielding useful characteristics in wire and rod products. Primarily, improved dimensional stability at high temperatures.Information provided by Plansee.
Physical Properties Metric English Comments
Specific Gravity 19.3 g/cc
19.3 g/cc
Calculated
Thermal Properties Metric English Comments
Thermal Conductivity 164 W/m-K
1140 BTU-in/hr-ft²-°F
comparable to pure W
Component Elements Properties Metric English Comments
Potassium, K 0.0030 - 0.0070 %
0.0030 - 0.0070 %
Processing Properties Metric English Comments
Recrystallization Temperature 2000 °C
3630 °F
Deformation level - 99.99%
Descriptive Properties Value Comments
Creep Resistance much greater than pure W
Ductility greater than pure W
Electron Work Function 4.54 eV
Fineness of Grain greater than pure W
Machinability/Workability greater than pure W
Stability at High Temperature much greater than pure W
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