Alcotec weld filler wire 5554 is a non-heat-treatable aluminum welding wire whose principal alloying elements are magnesium, manganese, chromium, and titanium. It is similar to the European wire AlMg2.7Mn. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on corrosion resistance as well as forming and joining. Filing Code: Al-446. Producer or source: AlcoTec Wire Corporation.