Aluminium, Commercial Alloy
5454 H22 and H32 Sheet & Plate
Medium-high strength aluminium alloy with exceptional corrosion resistance.
Aluminium alloy 5454 has very good corrosion resistance, in particular to seawater and general environmental conditions. Alloy 5454 is widely used in the manufacture of chemical storage tanks, automotive wheels and in particular those applications that may be subject to temperatures in excess of 65ºC.
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5454 H22 and H32 Aluminium Related Specifications
| System / Standard | Country / Region | Grade / Designation |
| AA | USA | 5454-H22 / 5454-H32 |
| UNS | International | A95454 (5454-H22 / 5454-H32) |
| EN / DIN | Europe | EN AW-5454-H22 / EN AW-5454-H32 |
| EN Name | Europe | AlMg3Mn-H22 / AlMg3Mn-H32 |
| BS | UK | 5454-H22 / 5454-H32 (equivalent use) |
Properties
Chemical Composition
Alloy 5454
| 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
| 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
Fabrication
Formability of alloy 5454 is good in the softer tempers and it can be extruded.
Weldability
Alloy 5454 has good weldability by some methods but soldering and brazing are not recommended.
