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5052 Aluminum Sheet

5052 Aluminum Sheet is a widely used Al-Mg alloy known for its excellent corrosion resistance, weldability, and balanced mechanical properties. Compared with 5058 aluminum sheet, 5052 provides better formability and broader general-purpose usability, while 5058 offers higher strength for more demanding structural applications. The choice between the two depends on whether the priority is workability or higher load-bearing performance.

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5052 Aluminum Sheet

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Aluminum Sheet / Coil

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Product Details

5052 Aluminum Sheet is a non-heat-treatable aluminum alloy belonging to the 5000 series (Al-Mg system). It is widely used in marine, automotive, construction, and industrial applications due to its excellent corrosion resistance, good weldability, and moderate-to-high strength.

Chemical Composition of 5052 Aluminum

The performance of 5052 aluminum is mainly determined by its magnesium content.

Element	Content (%)
Aluminum (Al)	Balance
Magnesium (Mg)	2.2 – 2.8
Chromium (Cr)	0.15 – 0.35
Iron (Fe)	≤ 0.4
Silicon (Si)	≤ 0.25
Copper (Cu)	≤ 0.1
Zinc (Zn)	≤ 0.1
Manganese (Mn)	≤ 0.1

The relatively high magnesium content provides excellent corrosion resistance and medium strength.

Key Performance of 5052 Aluminum Sheet

Excellent corrosion resistance, especially in marine environments
Good fatigue strength and durability
Excellent weldability and formability
Non-heat-treatable alloy (strength improved by cold working)
Stable performance in saltwater and humid conditions

5052 vs 5058 Aluminum Sheet

Although both belong to the 5000 series magnesium-based alloys, 5052 and 5058 differ in composition, strength, and application range.

Feature	5052 Aluminum Sheet	5058 Aluminum Sheet
Alloy System	Al-Mg (standard marine grade)	Al-Mg (higher magnesium variant)
Magnesium Content	2.2 – 2.8%	Higher than 5052 (typically ~5% range depending on standard)
Strength	Medium strength	Higher strength than 5052
Corrosion Resistance	Excellent	Very good, slightly lower in some environments
Formability	Excellent	Slightly reduced due to higher strength
Weldability	Excellent	Good, but more heat-sensitive
Typical Applications	Marine panels, fuel tanks, sheet metal, automotive parts	Heavy-duty marine structures, high-strength panels, industrial components

Key Differences Explained

1. Strength vs Formability Balance

5052 offers a more balanced combination of strength and formability, making it easier to bend, shape, and fabricate.
5058 sacrifices some formability in exchange for higher mechanical strength.

2. Corrosion Resistance

Both alloys perform well in marine and humid environments, but 5052 is often preferred for general corrosion resistance applications, while 5058 is selected for more structural and load-bearing environments.

3. Application Scope

5052 Aluminum Sheet: widely used in general industrial, automotive, and marine sheet applications
5058 Aluminum Sheet: used in higher-strength structural and heavy-duty marine applications