Premium 5083 Aluminum Sheet Plate – High-Strength Marine Grade Aluminum
Product Description
5083 Aluminum Sheet/Plate is a high-magnesium alloy known for its exceptional performance in extreme environments. As a non-heat treatable alloy, it is renowned for its remarkable resistance to corrosion, particularly in seawater and industrial chemical environments.
With high strength among non-heat treatable alloys and excellent thermal conductivity, 5083 aluminum is the primary choice for shipbuilding, cryogenic equipment, and heavy-duty structural applications. Our 5083 plates are manufactured to meet international standards such as ASTM B209, EN 485, and GB/T 3880.
Technical Specifications (Product Parameters)
| Property |
Details |
| Alloy Series |
5000 Series (Al-Mg) |
| Temper |
O, H111, H112, H116, H321 |
| Thickness |
0.5mm - 300mm |
| Width |
500mm - 2600mm |
| Length |
1000mm - 12000mm |
| Surface Finish |
Mill Finish, Polished, PVC Coated, Brushed |
| Standard |
ASTM-B209, EN573-1, GB/T 3880 |
| Certification |
ISO 9001, CCS, ABS, BV, DNV, LR (Marine Grade) |
Chemical Composition (%)
| Mg |
Mn |
Cr |
Fe |
Si |
Cu |
Zn |
Ti |
Al |
| 4.0-4.9 |
0.4-1.0 |
0.05-0.25 |
0.4 max |
0.4 max |
0.1 max |
0.25 max |
0.15 max |
Remainder |
Key Advantages
- Exceptional Corrosion Resistance: Specifically designed to withstand stress corrosion cracking in marine and saline environments.
- Superior Weldability: Can be easily welded using standard methods (MIG/TIG) while maintaining most of its mechanical strength.
- High Fatigue Strength: Excellent durability under repeated stress cycles.
- Cryogenic Stability: Maintains toughness and strength at extremely low temperatures, making it ideal for LNG tanks.
Limitations (Disadvantages)
- Non-Heat Treatable: Strength cannot be increased by heat treatment; it relies on cold working (tempering).
- Temperature Sensitivity: Not recommended for use in temperatures exceeding 65°C (150°F) for long periods due to potential susceptibility to stress corrosion.
Applications
5083 aluminum plate is widely used across various industries:
- Marine & Shipbuilding: Boat hulls, decks, bulkheads, and offshore drilling platforms.
- Transportation: Tip truck bodies, tankers, railway wagons, and armored vehicles.
- Pressure Vessels: Cryogenic oxygen/nitrogen storage and LNG fuel tanks.
- Industrial: CNC machining parts, jigs, fixtures, and structural components.
Packaging and Delivery
We ensure that your 5083 aluminum plates arrive in perfect condition through our professional export packaging:
- Protective Film: Blue PVC film or paper interleaving to prevent surface scratches.
- Standard Export Pallet: Strong wooden pallets or crates reinforced with steel strips.
- Waterproof Protection: Wrapped in waterproof kraft paper and plastic film.
- Desiccant: Included to prevent moisture during long-term sea freight.
Why Choose Our 5083 Aluminum?
As a leading supplier in 2026, we provide fully certified Marine Grade Aluminum Plates with global shipping. Our products undergo rigorous testing, including ultrasonic inspection and tensile strength tests, to ensure the highest quality for your projects.
Tag：
5083 Aluminum Plate
5083-H111 Aluminum.
5083 Aluminum Sheet
Marine Grade Aluminum
