HarrisĀ® 05356E1 Aluminum Welding Wire, Diameter: 0.03 Inch, Spool Diameter: 4 Inch, Current Type: DC (Reverse), Amperage: 95 - 200 amp, Package: 1 lb Spool, AWS Class: AWS A5.10, White Anodized, Tensile Strength: 39000 psi (As Welded), Yield Strength: 19000 psi (As Welded), Elongation in 2" (%): 17% (As Welded), Welding Process: MIG (GMAW And SAW), Weld Metal Composition: Balanced Aluminum (Al), 4.5-5.5% Magnesium (Mg), 0.05-0.2% Manganese (Mn), 0.25% Silicon (Si), 0.0008% Beryllium (Be), Each 0.05% Others, 0.15% Total, 0.06-0.2% Titanium (Ti), 0.1% Copper (Cu), 0.05-0.2% Chromium (Cr), 0.1% Zinc (Zn), 0.4% Iron (Fe), Melting Range: 635 deg C