Alcotec weld filler wire 2319 is a heat treatable wire. The principal alloying elements are copper, manganese, vanadium, zirconium, and titanium. Weld filler wire 2319 was developed primarily for aircraft structural components to weld the high-strength age-hardenable wrought alloy 2219. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on joining. Filing Code: AL-382. Producer or source: AlcoTec Wire Corporation.