Manufactures aluminum marine alloy plate 5083 5086 o h111 h321
Aluminum marine alloy plates such as 5083 and 5086 are extensively used in maritime applications due to their exceptional corrosion resistance, high strength, and excellent workability. Available in various tempers including O (Annealed), H111 (Strain Hardened and Partially Annealed), and H321 (Strain Hardened and Stabilized), these alloys provide suitable options for different manufacturing and performance requirements in the marine industry.
Features of Aluminum Marine Alloy Plate 5083 & 5086
- Superior Corrosion Resistance: Both alloys resist seawater corrosion, making them ideal for hulls, pontoons, and offshore structures.
- High Strength-to-Weight Ratio: Ensures structural integrity while maintaining lightweight designs.
- Excellent Weldability: Supports a variety of joining methods, vital for large fabrications in shipbuilding.
- Good Workability: Tempers like O and H111 offer good formability, while H321 provides enhanced strength through final stabilization.
- Good Fatigue Performance: Suitable for dynamic marine environments and components subjected to cyclic loads.
Chemical Composition
| Element | 5083 (%) | 5086 (%) | Standard Limits (5083) | Standard Limits (5086) |
|---|---|---|---|---|
| Aluminum (Al) | Balance | Balance | Balance | Balance |
| Magnesium (Mg) | 4.0 - 4.9 | 3.5 - 4.5 | 4.0 - 4.9 | 3.5 - 4.5 |
| Manganese (Mn) | 0.4 - 1.0 | 0.3 - 1.0 | 0.4 - 1.0 | 0.3 - 1.0 |
| Iron (Fe) | ≤ 0.4 | ≤ 0.5 | ≤ 0.4 | ≤ 0.5 |
| Chromium (Cr) | 0.05 - 0.25 | ≤ 0.25 | 0.05 - 0.25 | ≤ 0.25 |
| Copper (Cu) | ≤ 0.1 | ≤ 0.1 | ≤ 0.1 | ≤ 0.1 |
| Zinc (Zn) | ≤ 0.25 | ≤ 0.25 | ≤ 0.25 | ≤ 0.25 |
| Titanium (Ti) | ≤ 0.15 | ≤ 0.2 | ≤ 0.15 | ≤ 0.2 |
| Others | < 0.15 sum | < 0.15 sum | < 0.15 sum | < 0.15 sum |
Mechanical Properties
| Property | 5083 - O | 5083 - H111 | 5083 - H321 | 5086 - O | 5086 - H111 | 5086 - H321 |
|---|---|---|---|---|---|---|
| Tensile Strength (MPa) | 275 - 320 | 280 - 340 | 295 - 345 | 265 - 305 | 275 - 320 | 280 - 330 |
| Yield Strength (MPa) | 125 - 145 | 150 - 215 | 215 - 245 | 125 - 160 | 145 - 195 | 165 - 215 |
| Elongation (%) | 18 - 22 | 12 - 18 | 10 - 15 | 18 - 22 | 14 - 20 | 12 - 17 |
| Hardness (HB) | 45 - 60 | 60 - 80 | 70 - 90 | 45 - 60 | 60 - 75 | 65 - 85 |
Technical Specifications
| Parameter | Typical Value |
|---|---|
| Density | 2.66 - 2.69 g/cm³ |
| Melting Point | Approx. 608 - 650 °C |
| Thermal Conductivity | ≈ 121-130 W/m·K |
| Electrical Conductivity | ~28-35 % IACS |
| Modulus of Elasticity | 70 GPa |
| Poisson's Ratio | ~0.33 |
Common Tempers and Their Characteristics
| Temper | Description | Typical Use Case |
|---|---|---|
| O | Annealed (soft and ductile) | Forming, rolling, easy weldability and bending |
| H111 | Strain hardened, partially annealed | Moderate strength and workability including marine decks |
| H321 | Strain hardened and stabilized | Higher strength applications requiring improved fatigue life |
Applications of Aluminum Marine Alloy Plates 5083 & 5086
1. Ship and Boat Building
- Hull plates, decks, bulkheads in pleasure crafts, patrol vessels, commercial ships.
- Aluminum marine plates reduce overall weight improving fuel efficiency.
2. Offshore Oil Platforms and Structures
- Support beams, walking decks, crane booms on offshore rigs due to high corrosion resistance.
3. Transportation
- Truck and trailer bodies, tankers transporting liquids, containers where strength and anti-corrosiveness are essential.
4. Automotive and Aircraft Components
- Certain highly corrosion resistant automobile components, armor plating, and aircraft floor panels.
5. General Fabrication
- Storage tanks, pressure vessels, and other industrial components subjected to harsh environments.
Aluminum alloy plates 5083 and 5086, particularly in select tempers like O, H111, and H321, deliver strength, corrosion resistance, weldability, and durability needed in harsh marine environments. Their suitable mechanical properties and workability make them an excellent material choice for shipbuilders, offshore engineers, and specialty component fabricators.
By selecting the ideal temper and alloy grade, producers can tailor aluminum marine plates specifically to application requirements — combining lightweight performance with long-term longevity and reliability in demanding maritime contexts.
For inquiries or custom sizing specifications of aluminum marine alloy plates 5083, 5086 in O, H111, H321 tempers, contact our manufacturing specialists today.
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