Lincoln® SuperGlaze® ED028635 Mild Steel Welding Wire, Diameter: 0.035 Inch, Spool Diameter: 12 Inch, Package: 44 lb Fiber Spool, AWS Class: AWS A5.18/A5.18M: 2005: ER70S-6, Tensile Strength: 78 ksi (As Welded), Yield Strength: 62000 psi (As Welded), Elongation in 2" (%): 28% (As Welded), Charpy V-Notch: 27 ft.-lb. At -20 deg F, Welding Process: MIG (GMAW And SAW), Weld Metal Composition: 0.08-0.09% Carbon (C), 1.42-1.65% Manganese (Mn), 0.81-0.87% Silicon (Si), 0.006-0.01% Sulphur (S), 0.004-0.01% Phosphorus (P), 0.01-0.05% Chromium (Cr), ? 0.04% Nickel (Ni), ? 0.01% Molybdenum (Mo), < 0.01% Vanadium (V), 0.01-0.04% Copper (Cu)