K4461 TIG Welding Rods AWS Classification ER70S-2 Material Carbon Steel Process TIG Welding (GTAW) Overall Diameter 0.0938 in Overall Length 36 in Tensile Strength (As Welded) 77 ksi Yield Strength (Minimum Required) 58 ksi Yield Strength (As Welded) 85 to 96 ksi Series Lincoln ER70S-2 Weight 20 lb For Material Type Carbon Steel to Carbon Steel Welding Current Designation DCEN For Welding Position Flat Horizontal Overhead Vertical-Down Vertical-Up