Aluminum welding wire 2024 2A12
Aluminum alloy 2024 and 2A12 are high-strength, heat-treatable aluminum alloys, commonly used in aerospace and military applications due to their excellent strength-to-weight ratios. These alloys are often used as filler materials in welding applications, but they have distinct characteristics when it comes to weldability and performance.
Aluminum welding wire 2024 2A12 Standards
GB/T 10858-2008
GB/T3190-1996
AWS A5.10:1999
Comparison of 2024 2A12 Aluminum Welding Wire
Feature | 2024 | 2A12 |
Composition | Aluminum (Al): Balance Copper (Cu): 3.8-4.9% Magnesium (Mg): 1.2-1.8% Manganese (Mn): 1.2-1.8% Chromium (Cr): ≤0.1% Iron (Fe): ≤0.5% Silicon (Si): ≤0.5% Zinc (Zn): ≤0.25% | Aluminum (Al): Balance Copper (Cu): 3.9-4.9% Magnesium (Mg): 1.2-1.8% Manganese (Mn): 0.4-0.9% Iron (Fe): ≤0.7% Silicon (Si): ≤0.5% Zinc (Zn): ≤0.3% |
Wire Diameters | 1.2、1.6、2.0、2.4、3.0、4.0(mm) | 1.2、1.6、2.0、2.4、3.0、4.0(mm) |
Welding Applications | Aerospace (aircraft wings, fuselage), military, high-performance structures | Aerospace (aircraft components), military, high-strength transport structures |
Aluminum welding wire 2024 2A12 Wire Reel
D300 (9 kg)
D270 (7 kg)
Aluminum welding wire 2024 2A12 Packaging Types
Spool wire,
straight bars,
Applications of Aluminum welding wire 2024 2A12
· Aerospace: Aircraft wings, fuselage, and structural components.
· Military: Used in military vehicle structures and aircraft parts.
· Transportation: Components that require high strength and light weight.
2024 Aluminum Welding Wire is better suited for aerospace and military applications where high strength and fatigue resistance are critical. It is commonly used in aircraft wings, fuselage, and high-performance structures. However, its moderate weldability and tendency to crack during welding (due to the high copper content) require careful heat management and post-weld heat treatment.
2A12 Aluminum Welding Wire has similar strength to 2024, but it offers slightly better weldability. It is also used in aerospace and military applications but is somewhat more forgiving during the welding process. Like 2024, it requires post-weld heat treatment to restore mechanical properties, especially for high-stress areas.
