Harris ER70S-6 Mild Steel MIG Welding Wire, .030 in, 33 lb Spool - E70S6E8 Pick Size:0.045 in · 11 lb Spool 31 Class FB3-F

31 Class FB3-F

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Harris ER70S-6 Mild Steel MIG Welding Wire, .030 in, 33 lb Spool - E70S6E8 Pick Size:0.045 in · 11 lb Spool 31 Class FB3-FER70S 6 mild steel MIG (GMAW) alloy 0. 030 inch is a general purpose welding alloy for fabrication of mild steel. It contains more deoxidizers than ER70S 3. The additional deoxidizers also provide better wetting, giving a flatter bead shape and the capability of faster travel speeds. Usually used with 75 25 (argon carbon dioxide) shielding gas or with higher contents of argon, such as 90 10. It can also be used with 100% carbon dioxide. Features