E6013 an all-position, general purpose rod with medium to shallow penetration; medium to heavy slag is easily removed; excellent for poorly fitted joints; smaller sizes of rod are well suited to low heat on thin metals; use on all types ofmild steel where ease of operation and good appearance is required; great for light gauge metal, sheet metal, duct work, etc. Recommended Polarity: AC, DCEP, DCEN (Either Polarity). Tensile Strength (PSI): 83,000. Amperage: 50-70 on sku # (890.9806) the Amperage is 30-50.