Tungsten Electrode AWS Classification EWP Chemical Composition Pure Tungsten Color Green For Material Type Aluminum Magnesium Overall Diameter 1/4 in Overall Length 7 in Welding Current Designation AC Welding Processes TIG Welding (GTAW) Electrode Material Tungsten Features Easily Maintain a Clean Balled End Good Stability on AC Standards AWS A5.12 Weight 1.216 lb Package Quantity 5