China High Quality Thorium Tungsten Welding Electrodes, Find details about China Wt20 Wolfram Electrode for TIG Welding 3.2mm, Wt20 Wolfram Electrode for TIG Welding from High Quality Thorium Tungsten Welding Electrodes
Type of Electrodes | Trade Mark | Added Impurity | Impurity Quantity% | Other Impurity% | Tungsten | Electric Discharged | Color Sign |
Thoriated Tungsten | WT20 | THO2 | 1.70-2.20 | <0.20 | The Rest | 2.0-3.0 | Red |