Aluminium 1050 Grade (EN 573-3) – Superior Corrosion Resistance & Ductility
Aluminium alloy 1050 is a popular grade of aluminium for general sheet metal work where moderate strengthis required. Alloy 1050 is known for its excellent corrosion resistance, high ductility and highly reflective finish.
Properties
General
| Property | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|
Density | 2.7 g/cm³ | O | ||
2.71 g/cm³ | O | EN 573-3, EN 485-2 | Sheet |
Mechanical
| Property | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|
Elastic modulus | 69.0 GPa | O | |||
71.0 GPa | O | EN 573-3, EN 485-2 | Sheet | ||
Elongation | 39.0 % | O | |||
Hardness, Brinell | 20.0 [-] | O | EN 573-3, EN 485-2 | Sheet | |
Plane-Strain Fracture Toughnes | 22.0 - 35.0 MPa·√m | Typical for Wrought 1000 Series Aluminium | |||
Poisson's ratio | 0.33 [-] | Typical for Wrought 1000 Series Aluminium | |||
Shear modulus | 25.9 GPa | Typical for Wrought 1000 Series Aluminium | |||
Tensile strength | 65.0 - 95.0 MPa | O | EN 573-3, EN 485-2 | Sheet | |
77.0 MPa | O | ||||
Yield strength | 20.0 MPa | O | EN 573-3, EN 485-2 | Sheet | RP02 |
26.0 MPa | O |
Thermal
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
Coefficient of thermal expansion | 2.4e-05 1/K | O | EN 573-3, EN 485-2 | Sheet | ||
Melting point | 650.0 °C | O | EN 573-3, EN 485-2 | Sheet | ||
Specific heat capacity | 900.0 J/(kg·K) | O | ||||
Thermal conductivity | 222.0 W/(m·K) | O | EN 573-3, EN 485-2 | Sheet | ||
230.0 W/(m·K) | O | |||||
20 °C | 231 W/(m·K) | O | unstated value |
Electrical
| Property | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|
Electrical conductivity | 33000000.0 - 38000000.0 S/m | Typical for Wrought 1000 Series Aluminium | |||
Electrical resistivity | 2.82e-08 Ω·m | O | EN 573-3, EN 485-2 | Sheet |
Chemical properties
| Property | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|
Aluminium | 99.5 - 100.0 % | O | |||
Copper | 0.05 % | O | EN 573-3, EN 485-2 | Sheet | |
Iron | 0.4 % | O | EN 573-3, EN 485-2 | Sheet | |
Magnesium | 0.05 % | O | EN 573-3, EN 485-2 | Sheet | |
Manganese | 0.05 % | O | EN 573-3, EN 485-2 | Sheet | |
Other | 0.03 % | O | EN 573-3, EN 485-2 | Sheet | Each |
Silicon | 0.25 % | O | EN 573-3, EN 485-2 | Sheet | |
Titanium | 0.03 % | O | |||
0.05 % | O | EN 573-3, EN 485-2 | Sheet | ||
Vanadium | 0.05 % | O | |||
Zinc | 0.05 % | O | |||
0.07 % | O | EN 573-3, EN 485-2 | Sheet |
Technological properties
| Property | ||
|---|---|---|
| Application areas | Chemical process plant equipment, Food industry containers, Pyrotechnic powder, Architectural flashings, Lamp reflectors, Cable sheathing | |
| Brazing | Excellent | |
| General machinability | Poor | |
| Soldering general | Excellent | |
| Welding | When welding 1050 to itself or an alloy from the same subgroup the recommended filler wire is 1100. For welding to alloys 5083 and 5086 or alloys from the 7XXX series, the recommend wire is 5356. For other alloys use 4043 filler wire. Gas: Excellent; Arc: Excellent; Resistance: Excellent | |
| Workability | Cold: Excellent | |
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