Alcotec Weld Wire 5554 is a non-heat-treatable filler wire with moderate high-strength capabilities. The principal alloying elements are magnesium, manganese, chromium, and titanium. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on low and high temperature performance as well as joining. Filing Code: AL-377. Producer or source: AlcoTec Wire Corporation.