China TIG Welding Wire / TIG Welding Electrode Wl20 2.4mm, Find details about China Welding Rod, Wl20 Blue Color Welding Rod from TIG Welding Wire / TIG Welding Electrode Wl20 2.4mm
Type | Oxide Added | Oxide % | Other impurity % | Tungsten | Tip Color |
WL15 | La2O3 | 1.3~1.7 | 0.2 | Balance | gold |
WL20 | La2O3 | 1.8~2.2 | 0.2 | Balance | blue |