Aluminium, Commercial Alloy
Aluminium 5083 H321 Sheet & Plate
The highest strength non heat treatable marine grade aluminium alloy, for excellent seawater corrosion resistance.
5083 aluminium plate is known for exceptional performance in extreme environments. 5083 is highly resistant to attack by both seawater and industrial chemical environments. Mechanical properties shown are for H321 temper.
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Range
- Plate can be cut to customer requirements. Please contact your local Service Centre for further details.
- 4000 x 2000 & 6000 x 2000 plates are 3.2 certified to
- LRS
- DNV
- BV
- ABS
| Sheet Size | Thicknesses |
| 4000 x 2000 | 3.0mm - 25.0mm |
| 6000 x 2000 | 3.0mm - 40.0mm |
PLEASE NOTE
If you do not see what you are looking for, please contact your local service centre with your specific requirements.
5083 H321 Aluminium Related Specifications
| System / Standard | Country / Region | Grade / Designation |
| AA | USA | 5083-H321 |
| UNS | International | A95083 (5083-H321) |
| EN / DIN | Europe | EN AW-5083-H321 / 3.3547 |
| EN Name | Europe | AlMg4.5Mn0.7-H321 |
| GB | China | 5083-H321 |
| JIS | Japan | A5083-H321 |
| DIN | Germany | 3.3547 (AlMg4.5Mn0.7-H321) |
| BS | UK | 5083-H321 (marine plate grade) |
| AFNOR | France | A-G4MC-H321 |
Properties
Chemical Composition
Alloy 5083
| Chemical Element | % Present |
| Manganese (Mn) | 0.40 - 1.00 |
| Iron (Fe) | 0.00 - 0.40 |
| Copper (Cu) | 0.00 - 0.10 |
| Magnesium (Mg) | 4.00 - 4.90 |
| Silicon (Si) | 0.00 - 0.40 |
| Zinc (Zn) | 0.00 - 0.25 |
| Chromium (Cr) | 0.05 - 0.25 |
| Titanium (Ti) | 0.00 - 0.15 |
| Aluminium (Al) | Balance |
Mechanical Properties
Sheet 0.2mm to 6.00mm
| Mechanical Property | Value |
| Proof Stress | 240 Min MPa |
| Tensile Strength | 330 MPa |
| Elongation A50 mm | 17 % |
| Shear Strength | 185 MPa |
| Hardness Vickers | 95 HV |
General Physical Properties
| Physical Property | Value |
| Density | 2.65 g/cm³ |
| Melting Point | 570 °C |
| Thermal Expansion | 25 x 10-6/K |
| Modulus of Elasticity | 72 GPa |
| Thermal Conductivity | 121 W/m.K |
| Electrical Resistivity | 0.058 x 10-6 Ω .m |
Applications
- Shipbuilding
- Rail cars
- Vehicle bodies
- Tip truck bodies
- Mine skips and cages
- Pressure vessels
Characteristics
- Exceptional strength after welding
- Exceptional performance in extreme environments
- Not recommended for use in temperatures above 65oC
- Marine grade aluminium alloy
Additional Information
Fabrication
| Process | Rating |
| Workability - Cold | Average |
| Machinability | Poor |
Weldability
When welding 5083 to itself or another alloy from the same sub-group, the recommended filler metal is 5183. Other suitable fillers are 5356 and 5556.
| Process | Rating |
| Weldability - Gas | Average |
| Weldability - Arc | Excellent |
| Weldability - Resistance | Excellent |
| Brazability | Poor |
| Solderability | Poor |
