Element | Si | Fe | Cu | Mn | Mg | Zn | Ti | Cr | Others | Al |
Maximum Content | 4.5 - 6.0 | 0.8 | 0.3 | 0.05 | 0.05 | 0.1 | 0.2 | 0.1 | ≤0.05 (each), ≤0.15 (total) | remain |
Element | Si | Fe | Cu | Mn | Mg | Zn | Ti | Cr | Others | Al |
Maximum Content | 9.0 - 11.0 | 0.8 | 0.3 | 0.05 | 0.05 | 0.1 | 0.2 | 0.1 | ≤0.05 (each), ≤0.15 (total) | remain |
Element | Si | Fe | Cu | Mn | Mg | Zn | Ti | Cr | Others | Al |
Maximum Content | 6.8 - 8.2 | 0.8 | 0.1 | 0.05 | 0.05 | 0.1 | 0.2 | 0.1 | ≤0.05 (each), ≤0.15 (total) | remain |
The above alloy element ratio is based on the national standard. If you have special chemical composition requirements for 4000 series aluminum alloys, please contact our product specialist.
Alloy Type | Density (g/cm³) | Coefficient of Thermal Expansion (10^-6/K) | Thermal Conductivity (W/(m·K)) | Electrical Conductivity (% IACS) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
4043 | 2.68 | 23.6 | 120 | 40 | 190 | 80 | 12 | 65 |
4045 | 2.76 | 22.4 | 138 | 41 | 240 | 160 | 12 | - |
4343 | 2.66 | 21.3 | 115 | 40 | 150 | 90 | 10 | 60 |
The 4000 series aluminum rod has a low melting point, which makes it an excellent material for forging mechanical parts.
The 4000 series aluminum alloy welding wire has several advantages, including its low melting point, good fluidity, high strength, and excellent corrosion resistance. Because of these advantages, it is widely used in the aerospace, automotive, and construction industries.