Aluminum Series introduction
Aluminum alloy is composed of aluminum and other alloy elements such as copper, magnesium, zinc, silicon, etc. Aluminum alloy has the characteristics of light weight, high strength, good electrical conductivity and excellent corrosion resistance. According to the proportion of different alloy elements, it is divided into 8 series aluminum alloys
The influence of alloying elements on the properties of aluminum alloys
| Alloying element | Content% | Compound morphology | Alloy performance |
| Mg | 0.8-1.3 | Mg2Si,Al3Mg2 | Enables alloys to be strengthened by heat treatment |
| Cu | 1.0-5.0 | CuAl2 | Improve alloy strength |
| Ti | 0.1-0.3 | Al3Ti | Improving mechanical properties |
| Mn | 1.0-1.5 | Al10Mn2Si | Strengthening corrosion resistance |
| Zr | 0.1-0.4 | Al3Zr | Grain refinement |
| Co | 0.5-1.0 | Al9Co2 | Improve heat resistance |
8 Series Aluminum alloy indruction and application
| Series | Main alloying elements | Alloy Property | Application |
| 1 series | -- | Good electrical conductivity, Good corrosion resistance, Good welding performance, Low strength, Cheap price |
Mainly used for scientific experiments, chemical industry and special purposes. |
| 2 series | Cu | Easy to process, High temperature resistance |
Used in industries with higher operating temperatures |
| 3 series | Mn | Low strength, Good corrosion resistance, Good welding performance, and Good plasticity |
Used for construction metal roofs, aircraft oil seamless pipes, cans, etc |
| 4 series | Si | Low melting point, Good melt fluidity Easy shrinkage |
Used for manufacturing aluminum alloy welding, such as brazing plates, welding rods, and welding wires. |
| 5 series | Mg | High tensile strength, high elongation, and good welding performance |
Used for lightweight design and manufacturing |
| 6 series | Mg,Si | Medium strength, Good corrosion resistance, Good welding performance, Good process performance, Good oxidation coloring performance |
Used for the doors, windows, heat sinks, compartment shells of car etc |
| 7 series | Zn | High hardness Good welding performance |
Used for load-bearing components and landing gears of aircraft, rockets, propellers, and spacecraft |
| 8 series | Other | -- | Used for air conditioning aluminum foil |
Company Profile For Hanchen Metal
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We have professional four-roller coating equipment and two automatic production lines, which greatly improve production efficiency, ensure production quality, save manpower and production costs, and make pricing more reasonable
Strong Supply capabilities
Our annual output of color aluminum coils is 300,000MT, which can be supplied to multiple major customers at the same time within a short delivery period while ensuring product quality.

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Our factory equipped with strict quality control and inspecting systems and also conduct inspecting through third-party inspecting agencies, such as QIMA. We are committed to providing customers with high-standard color coated aluminum coils
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We will arrange professionally trained sales to provide customers with pre-sales and after-sales services, who will answer or solve questions as soon as possible and provide customized roof solutions according to customer requirements
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