K4262 MIG Welding Wire AWS Classification ER4043 Material Aluminum Process MIG Welding (GMAW) Wire Diameter 0.03 in Tensile Strength (As Welded) 34 ksi Yield Strength (Minimum Required) 10 ksi Yield Strength (As Welded) 28 ksi (100 Percent Argon) Spool Type Plastic Spool Series Alloy 4043 Weight 1 lb For Material Type Aluminum to Aluminum For Material Grade 4043 Welding Current Designation DCEP For Welding Position Flat Horizontal Overhead Vertical-Up