5083 Aluminum Sheet

High-Strength Marine-Grade Aluminum for Welding and Structural Applications

5083 aluminum sheet belongs to the 5000 series Al-Mg alloy family. It offers exceptional corrosion resistance, high mechanical strength, and excellent weldability.

The alloy performs reliably in marine, transportation, and industrial applications exposed to seawater, harsh environments, or low temperatures. Its combination of strength and durability makes it one of the most widely used marine-grade aluminum alloys.

Product Features

Why Choose 5083 Aluminum Sheet

5083 aluminum sheet combines high strength, corrosion resistance, and excellent welding performance.

Key benefits include:

• High strength among non-heat-treatable aluminum alloys

• Excellent seawater corrosion resistance

• Outstanding weldability

• Good low-temperature performance

• Ideal for heavy-duty marine and structural applications

Product Applications

5083 aluminum sheet is widely used in applications requiring high strength, corrosion resistance, and reliable welding performance.

Typical applications include:

• Shipbuilding and marine structures

• Offshore platforms

• LNG and cryogenic tanks

• Pressure vessels

• Transportation equipment

• Heavy-duty industrial structures

• Welded structural components

Specifications

Item

Specification

Alloy

1050

Temper

O / H12 / H14 / H16 / H18 / H24

Thickness

0.2 – 200 mm

Width

Up to 2650 mm

Surface Finish

Mill finish / Brushed / Anodized / Embossed

Standard

ASTM B209 / EN 573 / GB/T 3880

Specifications

Item

Specification

Alloy

5083

Temper

O / H111 / H112 / H116 / H321

Thickness

0.4 – 500mm

Width

100 – 2650 mm

Length

500-16000 mm

Surface Finish

Mill Finish / Checkered / Embossed

Standard

ASTM B209 / EN 485 / ISO 6361 / GB/T 3880

Application Areas

Our materials support a wide range of construction and infrastructure projects

Frequently Asked Questions

Any Question?

You can ask anything you want to know Feedback

1 Why is 5083 aluminum coil used in marine environments?

It offers excellent resistance to seawater corrosion and maintains strength in humid and salt-rich conditions.

No. Strength is achieved through strain hardening rather than heat treatment.

Yes. It provides excellent weldability for structural fabrication.

Yes, it is commonly applied in tanks and pressure equipment.

Yes. It provides higher strength compared with most non-heat-treated aluminum alloys.

Yes. Thickness, width and temper can be adjusted based on project demand.

Related products:

Keep Your Project On Track — On Time and Within Budget

Get a fast, accurate quotation within 24 hours and secure reliable material supply for your next project.

Speak with a Project Specialist

Contact Information

Say something to start a live chat!