2# ER4043 Aluminum TIG Welding Rods 2-Lb 1/16" (1.6mm) x 36"
Premium quality Aluminum ER4043 TIG welding filler rods. AWS Classification: ER4043. Typical Element Content (wt%) in Product: Si=4.5-6.0; Fe=0.8; Cu=0.3; Mn=0.05; Mg=0.05; Zn=0.1; Ti=0.2; Al=balance