Pinnacle Alloys Sowesco 12570S6T Welding Wire, Diameter: 1/8 Inch, Length: 36 Inch, AWS Class: AWS A5.18: ER70S-6, Metallic Luster, Welding Process: TIG (GTAW), Weld Metal Composition: 0.5 - 0.18% (C), 0.05 - 2.0% Manganese (Mn), 0.10 - 1.15% Silicon (Si), 0.0 - 0.15% Aluminum (Al), 0.30 - 0.50% Copper (Cu), 0.0 - 0.17% Titanium (Ti)