| Name |
Grade |
Chemical(Wt%) |
Application |
Specification |
| Pure Tungsten |
W1 |
W:99.95min. |
Furnace,evaporation, |
ASTM F288 |
| WAl1 |
lighting,eletronic etc |
ASTM B760 |
| Doped Tungsten |
WT20 |
Tho2 1.7-2.2 |
TIG welding electrode of |
|
| WC20 |
CeO2 1.7-2.2 |
steel,stainless steel, |
AWS A5.12 |
| WL20 |
La2O3 1.7-2.2 |
Ni,Ti,Al,Zr etc. |
|
|
Tungsten copper alloy (more*) |
WCu10 |
Cu 10 |
Resistance welding and ECM(spark erosion) and EDM(Electrical Discharge Machining) electrode,casting dies,rocket parts,heat sinks and spreaders,high voltage arc contactor and switch gear,vacuum contactors. |
|
| WCu20 |
Cu 20 |
|
| WCu25 |
Cu 25 |
ASTM B770 |
| WCu30 |
Cu 30 |
|
| WCu50 |
Cu 50 |
|
|
Tungsten heavy alloy* |
W90Ni7Fe3 |
Ni 7.1,Fe 2.9 |
Radiation shield,beamstop,PET syringe shield,balance piece for plane,sub-marine vessel and missile,high temperature die etc. |
AMS 7725 B |
| W97Ni2Fe1 |
Ni2.1,Fe 0.9 |
ASTM-B-777 |
| W90Ni9Cu1 |
Ni 8.8,Cu 1.2 |
AMS-T-21014 | |
| | | |