Aluminium 5083 Properties

2024-06-26

5083 aluminium alloy is a commonly used aluminium alloy material with good mechanical, physical and chemical properties and is suitable for use in marine, aerospace, automotive, railway vehicles and other fields.

The following are the detailed introduction of aluminium 5083 properties:

1. Aluminium 5083 Mechanical Properties:

- Tensile strength: ≥275MPa
- Yield strength: ≥125MPa
- Elongation: ≥12%
- Hardness (HB): ≤68

Strength: 5083 aluminium alloy has good strength among non-heat treatable alloys. These values indicate that 5083 aluminium alloy has good resistance to external forces.
Machinability: 5083 aluminium alloy has good machinability, which makes it easy to cut and drill during machining.
Weldability: 5083 aluminium alloy has good arc welding properties, which means it can be welded while maintaining good strength and sealing. This characteristic makes it widely used in a variety of applications where welding is required.

2. Aluminium 5083 Physical Properties:

- Density: 5083 aluminium plate alloy has a density of 2.68g/cm³, which makes it a lightweight material suitable for applications requiring weight reduction.
- Melting point: The melting point is 640°C, which is a relatively high melting point, allowing 5083 aluminium alloy to remain stable in high temperature environments.
- Electrical Conductivity: The electrical conductivity is 31.5-35.5% IACS (International Electrotechnical Commission Standard for Electrical Conductivity), which makes 5083 aluminium alloy potentially valuable for electrical applications.
- Coefficient of Linear Expansion: The coefficient of linear expansion is 23 x 10-⁶/K (20-100°C), which reflects the material's dimensional stability during temperature changes.
- Thermal conductivity : 120-160W/(m-K),.

2. Aluminium 5083 Chemical Properties:

Main Chemical Composition: The main chemical composition of 5083 aluminium alloy includes.
- Aluminium (Al): Remainder
- Magnesium (Mg): 4.0-4.9 per cent.
- Magnesium (Mg): 4.0-4.9% Manganese (Mn): 0.40-1.0%
- Chromium (Cr): 0.05-0.25 per cent
- Iron (Fe): ≤0.4%
- Zirconium (Zr): ≤0.25
- Titanium (Ti): ≤0.15
- Copper (Cu): ≤ 0.1%
- Tin (Sn): ≤0.1%
- Silicon (Si): ≤ 0.4

Corrosion resistance: 5083 aluminium alloy has good corrosion resistance and can maintain good performance in seawater and various acidic environments. This makes it the material of choice for shipbuilding and other fields that require seawater corrosion resistance and resistance to seawater corrosion.

5083 aluminium alloy has excellent corrosion resistance, weldability and machinability, and is suitable for shipbuilding in seawater environments, aircraft structures in the aerospace field, and the manufacture of automobiles and railway vehicles. Due to its light weight, high strength and corrosion resistance, 5083 aluminium alloy is widely used in the engineering field.

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