K4506 TIG Welding Rod AWS Classification ER312 Material Stainless Steel Process TIG Welding (GTAW) Overall Diameter 0.125 in Overall Length 36 in Tensile Strength (As Welded) 109 ksi Yield Strength (Minimum Required) 78 ksi Yield Strength (As Welded) 78 ksi Series ER312 Weight 1 lb For Material Type Stainless Steel to Stainless Steel Stainless Steel to Carbon Steel For Material Grade 312 329 416 416PlusX 416Se 420F Welding Current Designation DCEN