Tungsten Electrode AWS Classification EWG Chemical Composition Rare Earth Color Light Blue For Material Type Aluminum Carbon Steel Copper Low-Alloy Steel Magnesium Nickel Stainless Steel Titanium Overall Diameter 3/32 in Overall Length 7 in Welding Current Designation AC/DC Welding Processes TIG Welding (GTAW) Electrode Material Tungsten Package Quantity 10