China Tungsten Welding Electrode, Pure Tungsten Electrode for TIG Welding Wt20, Find details about China Tungsten Electrode for TIG Welding, Tungsten Electrode from Tungsten Welding Electrode, Pure Tungsten Electrode for TIG Welding Wt20
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 |