TIG Welding Rod AWS Classification ERCuAl-A2 Material Copper Process TIG Welding (GTAW) Overall Diameter 0.125 in Overall Length 36 in Tensile Strength (As Welded) 60 ksi Yield Strength (Minimum Required) 43 ksi Yield Strength (As Welded) 43 ksi Series ERCuAl-A2 Weight 10 lb For Material Type Aluminum Bronze to Aluminum Bronze Aluminum Bronze to Cast Iron Aluminum Bronze to Copper Aluminum Bronze to Steel Cast Iron to Copper Cast Iron to Carbon Steel Copper to Steel