HRW40435011POP

• Qualified to AWS A5.10 R4043, ABS, ISO Designation AlSi5, Alloy 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.
• It is less crack-sensitive on the 6XXX series than other welding alloys.
• Common applications are automotive parts, truck trailers and bicycles. It is also ideally suited for brazing thin aluminum sheet and tubing.
• The silicon addition improves puddle fluidity, producing an appealing bead profile.