K4463 TIG Welding Rods AWS Classification ER70S-6 Material Carbon Steel Process TIG Welding (GTAW) Overall Diameter 0.0625 in Overall Length 36 in Yield Strength (Minimum Required) 58 ksi Series Lincoln ER70S-6 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 Tensile Strength (Minimum Required) 70 ksi Compatible Shielding Gas 100 Percent Argon