Alloy 4043 description:
Key Features:
A 5% silicon aluminum recommended for welding 3003, 3004, 5052, 6061,6063 and casting alloys 43, 355, 356 and 214.
Has a melting range of 1065 - 1170°F and a density of .097 lbs./cu. in. The post-anodizing color tint of the weld area is gray.
Conformances:
AWS/ASME Spec 5.10
AWS Class ER4043
UNS A94043