Related Specifications
Alloy 5454 corresponds to the following standard designations and specifications but may not be a direct equivalent:
- A5454
- ISO Al Mg3MN
- Al 2.7Mg 0.8Mn Cr
Temper Types
The most common tempers for 5454 aluminium are shown below:
- H22
- O
- H111
- H32
Properties
Chemical Composition
Alloy 5454
BS EN 573-3
Chemical Element | % Present |
---|---|
Manganese (Mn) | 0.50 - 1.00 |
Iron (Fe) | 0.00 - 0.40 |
Magnesium (Mg) | 2.40 - 3.00 |
Silicon (Si) | 0.00 - 0.25 |
Chromium (Cr) | 0.05 - 0.20 |
Titanium (Ti) | 0.00 - 0.20 |
Zinc (Zn) | 0.00 - 0.25 |
Copper (Cu) | 0.00 - 0.10 |
Other (Each) | 0.00 - 0.05 |
Others (Total) | 0.00 - 0.15 |
Aluminium (Al) | Balance |
Mechanical Properties
Sheet 0.2mm to 6.0mm thick
BS EN 485-2
Mechanical Property | Value |
---|---|
Proof Stress | 180 Min MPa |
Tensile Strength | 250 - 305 MPa |
Hardness Brinell | 74 HB |
General Physical Properties
Physical Property | Value |
---|---|
Density | 2.69 g/cm³ |
Melting Point | 645 °C |
Thermal Expansion | 23.6 x 10-6/K |
Modulus of Elasticity | 70.5 GPa |
Thermal Conductivity | 135 W/m.K |
Electrical Resistivity | 34 % IACS |
Applications
- Road transport bodybuilding
- Chemical and process plant
- Pressure vessels, containers, boilers
- Cryogenics
- Marine & offshore
- Pylons, poles & masts
Characteristics
- Medium to high strength
- Strengthened by cold working
- Similar to alloy 5754 with good strength in the temperature range 65 to 170 degrees centigrade.
- High fatigue strength
- It is not suitable for complex or fine extrusions
- Good formability in softer tempers
- Good weldability
Additional Information
Weldability
Alloy 5454 has good weldability by some methods but soldering and brazing are not recommended.
Fabrication
Formability of alloy 5454 is good in the softer tempers and it can be extruded.