11 mm thick marine aluminium plate 5083

2025-11-06 13:00:20

Marine industries demand materials that offer exceptional strength, corrosion resistance, and durability under harsh environmental conditions. The 11 mm thick marine aluminium plate 5083 is specifically designed to meet these rigorous standards. This aluminum alloy plate is widely recognized for its excellent mechanical properties and superior anti-corrosion capabilities, making it an ideal choice for diverse marine applications.

Aluminium alloy 5083 is part of the 5000 series aluminum-magnesium alloys, known for outstanding corrosion resistance in seawater and excellent weldability. The 11 mm thickness provides an optimal balance between lightweight performance and robust structural integrity, crucial for marine vessels and offshore structures.

Features of 11 mm 5083 Marine Aluminium Plate

Feature	Description
Corrosion Resistance	Exceptional resistance to seawater and industrial chemicals due to high magnesium content
Mechanical Strength	High tensile strength combined with excellent toughness and fatigue resistance
Weldability	Excellent weldability without compromising corrosion resistance or mechanical integrity
Formability	Good formability suitable for bending and shaping complex profiles without compromising strength
Lightweight	Lower weight compared to steel, improving fuel efficiency and payload capacity
Thickness	Precisely manufactured at 11 mm thickness for structural applications

Chemical Composition of Aluminium Alloy 5083

The following table outlines the nominal chemical composition of Aluminium 5083 which directly influences its remarkable properties.

Element	Percentage Range (%)
Magnesium (Mg)	4.0 - 4.9
Manganese (Mn)	0.4 - 1.0
Chromium (Cr)	0.05 - 0.25
Iron (Fe)	≤ 0.4
Silicon (Si)	≤ 0.4
Copper (Cu)	≤ 0.1
Zinc (Zn)	≤ 0.25
Titanium (Ti)	≤ 0.15
Aluminium (Al)	Balance

Technical Specifications

Property	Value	Test Standard
Thickness	11 mm	ASTM B209, ISO 6361
Tensile Strength	275 - 310 MPa	ASTM E8
Yield Strength (0.2% offset)	≥ 145 MPa	ASTM E8
Elongation (50 mm)	≥ 12 %	ASTM E8
Hardness (HB)	~60	ASTM E10
Density	2.66 g/cm³	ASTM B297
Thermal Conductivity	121 W/m-K at 25°C
Melting Range	590 - 650°C

Benefits of Using 11 mm 5083 Marine Aluminium Plate

Resistance to Marine Environments: Ideal for hulls, decks, and superstructures exposed to salty seawater — minimizes maintenance and extends lifespan.
Lightweight and Stress Handling: Ensures enhanced speed and fuel efficiency in vessels without compromising structural strength.
Weld and Fabrication Friendly: Easily welded through various processes (TIG, MIG, etc.) supporting modular construction methods.
Durability against Fatigue Loading: Suitable for continuously stressed applications which experience dynamic wave and wind loads.
Minimal Corrosion Fatigue: Stands up to the challenges of long-term service life in harsh chemical marine atmospheres while maintaining strength.

Typical Applications

Application Area	Description
Shipbuilding	Hull plating, decks, superstructure components, bulkheads
Marine Transportation	Ferries, yachts, tankers, container ships where lightweight and corrosion resistance are essential
Offshore Platforms	Structural components, support frames, and walkways exposed to saltwater environment
Transport Containers	Refrigerated containers and containers used in salty maritime environments
Pressure Vessels and Tanks	Storage for seawater and chemicals in marine and offshore installations
Automotive & Aerospace	Enhancing lightweight components where high strength and corrosion resistance matter

Lucy

Marine industries demand materials that offer exceptional strength, corrosion resistance, and durability under harsh environmental conditions. The 11 mm thick marine aluminium plate 5083 is specifically designed to meet these rigorous standards.

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