5083

5083 Aluminum Plate

Excellent Corrosion Resistance | High Strength | Marine Grade


Product Overview

5083 aluminum plate is a high-magnesium alloy aluminum plate known for its excellent corrosion resistance and good mechanical strength.

It performs especially well in marine and harsh environments, making it a preferred material for shipbuilding, offshore structures, and pressure vessels.


Why Choose 5083 Aluminum Plate

Outstanding corrosion resistance

High strength among non-heat-treatable alloys

Excellent weldability

Good performance in marine environments

Suitable for heavy-duty applications


Key Selling Points

Marine & Offshore Ready

Designed for long-term use in seawater and humid environments.

Excellent Welding Performance

Maintains strength after welding.

Reliable Structural Strength

Suitable for load-bearing and structural applications.

Custom dimensions available 

width up to 2 meters, length up to 12 meters.


Technical Specifications

ItemSpecificationProjectParameter
Alloy5083Alloy5083
TemperO / H111 / H112StatusO / H111 / H112
FlatnessIndustrial standardFlatnessIndustrial grade
Thickness3–150 mmThickness3–150 mm
WidthCustom availableWidthCustomizable
LengthCustom availableLengthCustomizable
SurfaceMill finish / CoatedSurfaceOriginal board/coating

Custom cutting and fabrication services available


Typical Applications

Shipbuilding and marine structures

Offshore platforms

Pressure vessels and tanks

Transportation and heavy equipment


Quality & Supply Assurance

Chemical composition and mechanical testing

Stable batch quality

Export-grade packaging

Reliable long-term supply


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