Oxford Alloys® 4043.035X1 Aluminum Welding Wire, Diameter: 0.035 Inch, Package: 1 lb Spool, AWS Class: AWS A5.10: ER4043, Gray Anodized, Tensile Strength: 27115 psi, Yield Strength: 18125 psi, Elongation in 2" (%): 8% (As Welded), Welding Process: MIG (GMAW And SAW)/TIG, Weld Metal Composition: 4.5-6.% Silicon (Si), 0.8% Iron (Fe), 0.3% Copper (Cu), 0.05% Manganese (Mn), 0.05% Magnesium (Mg), 0.1% Zinc (Zn), 0.2% Titanium (Ti), 0.05% Overall Equipment Effectiveness (OEE), 0.15% OET, Melting Range: 1065 - 1170 deg F