Inweld® 015356035 Aluminum Welding Wire, Diameter: 0.035 Inch, Package: 1 lb Spool, AWS Class: AWS SFA 5.10: ER5356, Tensile Strength: 38000 psi (As Welded), Welding Process: MIG (GMAW And SAW), Weld Metal Composition: 0.25% Silicon (Si), 0.4% Iron (Fe), 0.1% Copper (Cu), 0.05-0.2% Manganese (Mn), 4.5-5.5% Magnesium (Mg), 0.05-0.2% Chromium (Cr), 0.1% Zinc (Zn), 0.06-0.2% Titanium (Ti), Balanced Aluminum (Al), Others 0.15% Total Max