Tig Welding Rod AWS Classification ER308Si ER308LSi Material Stainless Steel Process TIG Welding (GTAW) Overall Diameter 0.0625 in Overall Length 36 in Tensile Strength (As Welded) 85 ksi Yield Strength (Minimum Required) 55 ksi Yield Strength (As Welded) 55 ksi Series ER308LSi Weight 1 lb For Material Type Stainless Steel to Stainless Steel For Material Grade 304L 304LN 308L Welding Current Designation DCEN