5083 h321 aluminum alloy is a high strength aluminum alloy, belonging to the 5000 series (magnesium alloy), its main components are magnesium and aluminum, with excellent corrosion resistance, strength and wear resistance. H321 is a heat treatment state of 5083 aluminum alloy, referring to the state of solid solution treatment followed by artificial aging treatment.
The following is a detailed description of the properties of 5083 H321 aluminum alloy:
- Chemical Composition
The principal chemical compositions of 5083 aluminum alloy are usually as follows:
– Aluminum (Al): 93.0% – 97.0% approx.
– Magnesium (Mg): 4.0% – 4.9
– Manganese (Mn): 0.4% – 1.0
– Silicon (Si): ≤0.4%
– Copper (Cu): ≤0.1%
– Iron (Fe): ≤0.4
– Other elements (e.g. zinc, titanium, etc.): ≤0.1% each.
- Physical Properties
– Density: about 2.66 g/cm³.
– Melting point: about 650°C
– Thermal conductivity: about 130 W/(m-K)
- Mechanical Properties
The mechanical properties of 5083 h321 aluminum alloy are typically as follows:
– Tensile strength: approx. 310 MPa
– Yield strength: approx. 240 MPa
– Tensile strength: approx. 310 MPa Yield strength: approx. 240 MPa Elongation: approx. 12% – 20
– Hardness: approx. 80 – 90 HB
Characteristics of 5083 h321 aluminum:
– Excellent corrosion resistance: Aluminum alloy 5083 is highly resistant to seawater and other corrosive environments, making it suitable for use in marine environments.
– High Strength: This alloy has the highest strength of any aluminum alloy, making it suitable for applications with high loads.
– Good weldability: 5083 aluminum alloy can be welded by a variety of welding methods (e.g., TIG, MIG, etc.) and has stable properties after welding.
– Machinability: The alloy is easy to machine and mold, and is suitable for the manufacture of a variety of complex shaped parts.
5083 H321 aluminum alloy is widely used in the following areas:
– Shipbuilding: Due to its excellent corrosion resistance, it is commonly used in ship hulls, ship structures and cabins.
– Marine Engineering: Used in offshore platforms, marine equipment, etc.
– Transportation: Used in high performance vehicles, trucks and railroad transportation.
– Construction: Used in building facades, curtain walls, roofs, etc.
– Pressure vessels: Suitable for manufacturing pressure vessels and storage tanks, etc.
Advantages of 5083 h321 aluminum:
– Durability: 5083 aluminum alloy has a long service life with excellent performance in harsh environments.
– Lightweight: Compared to steel and other materials, 5083 aluminum alloy is lightweight, reducing transportation and construction costs.
– Environmentally Friendly: Aluminum alloy is recyclable and meets modern environmental requirements.
5083 H321 aluminum alloy plays an important role in modern industry due to its excellent properties and wide range of applications. Its strength, corrosion resistance and good machinability make it ideal for many applications requiring high performance materials.