Aluminium Alloy | Commercial Alloy
5754 - H24 Sheet and Plate
Aluminium 5754 has excellent corrosion resistance especially to seawater and industrially polluted atmospheres.
It has higher strength than 5251. This high strength makes 5754 highly suited to flooring applications.
Applications
5754 is typically used in:
~ Treadplate
~ Shipbuilding
~ Vehicle bodies
~ Rivets
~ Fishing industry equipment
~ Food processing
~ Welded chemical and nuclear structures
Please note that Mechanical Properties shown are for H24.
Chemical Composition
|
BS EN 573-3:2009 Alloy 5754 |
|
|---|---|
| Chemical Element | % Present |
| Aluminium (Al) | balance |
| Other (Each) | 0.05 max |
| Copper (Cu) | 0.1 max |
| Others (Total) | 0.15 max |
| Titanium (Ti) | 0.15 max |
| Zinc (Zn) | 0.2 max |
| Chromium (Cr) | 0.3 max |
| Iron (Fe) | 0.4 max |
| Silicon (Si) | 0.4 max |
| Manganese (Mn) | 0.5 max |
| Manganese + Chromium (Mn+Cr) | 0.1 - 0.6 |
| Magnesium (Mg) | 2.6 - 3.6 |
Alloy Designations
Alloy 5754 also corresponds to the following standard designations and specifications but may not be a direct equivalent:
A95754
Al Mg3
Al 3.1Mg Mn Cr
AW-5754
Temper Types
The most common tempers for 5754 aluminium are shown below with H114 & H111 being the most common treadplate temper
- O
- H111
- H22
- H24
- H26
Supplied Forms
Alloy 5754 is typically supplied as sheet or treadplate
- Plate
- Sheet
Generic Physical Properties
| Physical Property | Value |
|---|---|
| Density | 2.66 g/cm³ |
| Melting Point | 600 °C |
| Thermal Expansion | 24 x10^-6 /K |
| Modulus of Elasticity | 68 GPa |
| Thermal Conductivity | 147 W/m.K |
| Electrical Resistivity | 0.049 x10^-6 Ω .m |
Mechanical Properties
|
BS EN 485-2:2008 Sheet & Plate - 0.2mm to 25mm |
|
|---|---|
| Mechanical Property | Value |
| Proof Stress | 160 Min MPa |
| Tensile Strength | 240 - 280 MPa |
| Elongation A50 mm | 6 Min % |
| Hardness Brinell | 70 HB |
Properties above are for material in the H24 conditions. Some thicknesses have a slightly higher minimum elongation requirement.
Weldability
Weldability – Gas: Excellent
Weldability – Arc: Excellent
Weldability – Resistance: Excellent
Brazability: Poor
Fabrication
Workability – Cold: Very good
Machinability: Average