Aluminum
3003 Aluminum — Properties & Applications
The most economical aluminum — easy to form, weld, and bend.
Density
0.099 lb/in³
Yield Strength
21 ksi*
Tensile Strength
22 ksi*
Machinability
Good
Weldability
Excellent
About 3003 Aluminum
Most widely used aluminum. Excellent workability for heat exchangers and cookware.
Most EconomicalFood SafeHeat ExchangerExcellent Formability
Why Choose 3003?
3003 is the general-purpose aluminum sheet. It bends, rolls, spins, welds, and brazes with ease. At the lowest cost point of any aluminum alloy, it's the economical choice when corrosion resistance and formability matter more than strength.
Applications
Heat exchangers, cookware, roofing and siding, gutters, ductwork, chemical equipment, food processing, storage tanks, truck body panels
Mechanical Properties
| Property | Value | Unit |
|---|---|---|
| Yield Strength | 21* | ksi |
| Tensile Strength | 22* | ksi |
| Elongation | 8* | % |
| Hardness | 40 HRB* | |
| Machinability | Good | |
| Weldability | Excellent | |
| Corrosion Resistance | Good | |
| Formability | Excellent |
Chemical Composition
| Element | Percentage |
|---|---|
| Al | Balance |
| Mn | 1.0–1.5 |
| Cu | 0.05–0.20 |
| Fe | 0.70 max |
| Si | 0.60 max |
| Zn | 0.10 max |
Applicable Specifications
ASTM B209ASTM B210AMS 4008UNS A93003
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