Sep 18 2012
Topics Covered
IntroductionChemical CompositionPhysical PropertiesMechanical PropertiesThermal PropertiesOther DesignationsFabrication and Heat Treatment Machinability Forming Welding Heat treatment Forging Hot Working Cold Working Annealing HardeningApplications
Introduction
Aluminium / Aluminum alloys have high corrosion resistance. Their strength can be reduced when they are exposed to high temperatures. However, their strength can be increased at subzero temperatures. Aluminium / Aluminum 3004 alloy is an alloy containing manganese and magnesium.
The following datasheet gives more details about Aluminium / Aluminum 3004 alloy.
Chemical Composition
The following table shows the chemical composition of Aluminium / Aluminum 3004 alloy.
| Element |
Content (%) |
| Aluminium / Aluminum , Al |
97.8 |
| Manganese, Mn |
1.2 |
| Magnesium, Mg |
1 |
Physical Properties
The physical properties of Aluminium / Aluminum 3004 alloy are tabulated below.
| Properties |
Metric |
Imperial |
| Density |
2.6-2.8 g/cm3 |
0.0939- 0.101 lb/in3 |
| Melting point |
633°C |
1170°F |
Mechanical Properties
The mechanical properties of Aluminium / Aluminum 3004 alloy are outlined in the following table.
| Properties |
Metric |
Imperial |
| Tensile strength |
215 MPa |
31183 psi |
| Yield strength |
170 MPa |
24656 psi |
| Shear strength |
115 MPa |
16680 psi |
| Fatigue strength |
105 MPa |
15229 psi |
| Elastic modulus |
70-80 GPa |
10153-11603 ksi |
| Poisson's ratio |
0.33 |
0.33 |
| Elongation |
10% |
10% |
| Hardness |
52 |
52 |
Thermal Properties
The thermal properties of Aluminium / Aluminum 3004 alloy are given in the following table.
| Properties |
Conditions |
| T (ºC) |
Treatment |
| Thermal conductivity |
162 W/mK |
25 |
- |
Other Designations
Other designations that are equivalent to Aluminium / Aluminum 3004 alloy include:
- ASTM B209
- ASTM B221
- ASTM B313
- ASTM B547
- ASTM B548
- SAE J454
Fabrication and Heat Treatment
Machinability
Aluminium / Aluminum 3004 alloy has good machinability in the hard temper. Oil lubricant is used for performing machining operations.
Forming
Aluminium / Aluminum 3004 alloy can be formed using conventional hot working or cold working methods.
Welding
The Aluminium / Aluminum 3004 alloy can be welded using TIG or MIG welding techniques.
Heat treatment
Aluminium / Aluminum 3004 alloy is a non-heat treatable alloy.
Forging
Aluminium / Aluminum 3004 alloy is forged at temperatures ranging from 372 to 510°C (700 to 950°F).
Hot Working
Aluminium / Aluminum 3004 alloy is hot worked at 260 to 483°C (500 to 900°F).
Cold Working
Aluminium / Aluminum 3004 alloy can be cold worked up to 75% reduction of area using conventional techniques. This process should be followed by annealing if it is cold worked beyond 75% reduction of area.
Annealing
Aluminium / Aluminum 3004 alloy is annealed at 344°C (650°F) followed by cooling in air.
Hardening
Aluminium / Aluminum 3004 alloy can be annealed by cold working.
Applications
Aluminium / Aluminum 3004 alloy is used in sheet metal work. It is also used in manufacturing storage tanks.