China Polished Wt20 Tungsten Electrode and Tungsten Welding Rod Electrode, Find details about China Wt20 Tungsten Electrode, Tungsten Rod from Polished Wt20 Tungsten Electrode and Tungsten Welding Rod Electrode
Tungsten Content | Type | Diameter (mm) | Dia.Tolerance (mm) | Length (mm) | L tolerance (mm) |
99.95% | Sintering rod | 40-100 | ±3 | 500max | ±5 |
99.95% | Forged rod | 20-80 | ±2 | 800max | ±5 |
99.95% | Ground rod | 2-60 | ±0.1 | 600max | ±1 |
Content of Tungsten | Content of all other elements | Content of each element |
≥99.95% | ≤0.05% | ≤0.01% |
Trademark | Added impurity | Impurity quantity | Other impurities | Tungsten | color sign |
WT10 | Th02 | 0.9-1.2 | < 0.2 | The rest | yellow |
WT20 | Th02 | 1.8-2.2 | < 0.2 | The rest | Red |
WT30 | Th02 | 2.8-3.2 | < 0.2 | The rest | Purple |
WT40 | Th02 | 3.8-4.2 | < 0.2 | The rest | Orange |
Type | Trademark | Added impurity | Impurity quantity % | Other impurities% | Tungsten % | Electric discharged power | Color sign |
Lanthanated Tungsten Electrodes | WL10 | La203 | 0.8-1.2 | < 0.20 | The rest 99.95% | 2.6-2.7 | Black |
WL15 | 1.3-1.7 | 2.8-3.0 | Gold | ||||
WL20 | 1.8-2.2 | 2.8-3.2 | Sky Blue |