Harris ER4043 Aluminum TIG Welding Wire 10# Box

Harris® ER4043 Diameter Aluminum TIG Welding Wire 10# Box

10 lb. box of 36 inch lengths – Harris® ER4043 diameter aluminum TIG welding wire is qualified to AWS A5.10 R4043, ABS, ISO Designation AISi5. 4043 is a 5% silicon alloy used to weld heat treatable base alloys. It is most often used to weld the 6XXX series of alloys. The silicon addition improves puddle fluidity, producing an appealing bead profile. It is less crack sensitive on the 6XXX series than other welding alloys. Common applications are automotive parts, truck trailers, bicycles. Also ideally suited for brazing thin aluminum sheet and tubing.