Common alloys for extruded aluminum（二）

3. 5000 series aluminum alloy

The 5000 series aluminum alloy is mainly composed of magnesium as the alloying element, which has good corrosion resistance and welding performance.

5052：

Features: Medium strength, good corrosion resistance, easy to process.

Applications: Ship components, automotive interiors, electronic casings.

5083：

Features: High strength, excellent corrosion resistance, suitable for welding.

Applications: Ship decks, pressure vessels, chemical equipment.

4. 2000 series aluminum alloy

The 2000 series aluminum alloy is mainly composed of copper as the alloying element, which has high strength but poor corrosion resistance.

2024：

Characteristics: High strength, but poor corrosion resistance, usually requiring surface treatment.

Application: Aerospace structural components, high-strength mechanical parts.

5. Other commonly used alloys

3003：

Characteristics: Manganese is the main alloying element, with good corrosion resistance and low strength.

Applications: kitchenware, chemical equipment, heat exchangers.

6082：

Features: Strength higher than 6061, with good corrosion resistance and welding performance.

Application: Heavy machinery, bridge structures, ship components.