Benchmark · 4 materials
Aluminum 7039 vs Aluminum 5019 vs Aluminum 5082 vs Aluminum 5083
All aluminum grades — bands show the family's 10th–90th percentile. The best value in each row is in bold; metric first, imperial in gray.
Properties
| Property | 7039 | 5019 | 5082 | 5083 |
|---|---|---|---|---|
| Yield strengthMPa | 380 MPa55 ksi | 145 MPa21 ksi | 145 MPa21 ksi | 230 MPa33 ksi |
| Tensile strengthMPa | 450 MPa65 ksi | 290 MPa42 ksi | 280 MPa41 ksi | 290 MPa42 ksi |
| Specific strengthMPa·cm³/g | 139 | 55 | 55 | 86 |
| Densityg/cm³ | 2.74 g/cm³0.099 lb/in³ | 2.66 g/cm³0.096 lb/in³ | 2.65 g/cm³0.096 lb/in³ | 2.66 g/cm³0.096 lb/in³ |
| Hardness (HB equiv.)HB | 130 HB | 80 HB | 70 HB | 95 HB |
| Max service temp°C | 150 °C302 °F | 65 °C149 °F | 65 °C149 °F | 150 °C302 °F |
| Min service temp°C | -200 °C-328 °F | -200 °C-328 °F | -200 °C-328 °F | -200 °C-328 °F |
| Electrical conductivity% IACS | 34 % IACS19.7 MS/m | 29 % IACS16.8 MS/m | 29 % IACS16.8 MS/m | 29 % IACS16.8 MS/m |
| Machinability/100 | Very good70 / 100 | Good60 / 100 | Good60 / 100 | Good55 / 100 |
| Weldability/100 | Good65 / 100 | Excellent85 / 100 | Excellent85 / 100 | Excellent95 / 100 |
| Formability/100 | Fair40 / 100 | Very good75 / 100 | Very good80 / 100 | Good60 / 100 |
| Relative cost | $$$ Premium | $$ Standard | $$ Standard | $$ Standard |
| Processes | CNC, Sheet | CNC, Sheet | CNC, Sheet | CNC, Sheet |
Where each grade sits
One track per property; coloured markers are the compared grades, the shaded band is the aluminum family 10th–90th percentile and the tick its median.
Yield strength380 MPa
50 MPafamily median 175 MPa468 MPa
Tensile strength450 MPa
110 MPafamily median 290 MPa525 MPa
Density2.74 g/cm³
2.66 g/cm³family median 2.71 g/cm³2.82 g/cm³
Hardness (HB equiv.)130 HB
28 HBfamily median 78 HB145 HB
Max service temp150 °C
100 °Cfamily median 150 °C200 °C
Electrical conductivity34 % IACS
29 % IACSfamily median 38 % IACS52 % IACS
Machinability70 / 100
45 / 100family median 60 / 10085 / 100
Relative cost50
16family median 2248
7039501950825083
Strength versus weight
Manufacturing and finishing
| Capability | 7039 | 5019 | 5082 | 5083 |
|---|---|---|---|---|
| CNC machining | Yes | Yes | Yes | Yes |
| Sheet metal | Yes | Yes | Yes | Yes |
| Default condition | T6 | — | — | — |
| Min. machined wall | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Best machined surface | Ra 0.8 µm | Ra 0.8 µm | Ra 0.8 µm | Ra 0.8 µm |
| Heat treatments | Age T6 (Aluminum), Age T651 (Aluminum), Full Anneal | Age T6 (Aluminum), Age T651 (Aluminum), Full Anneal | Age T6 (Aluminum), Age T651 (Aluminum), Full Anneal | Age T6 (Aluminum), Age T651 (Aluminum), Full Anneal |
| Anodizing Type II | Yes | Yes | Yes | Yes |
| Cerakote | Yes | Yes | Yes | Yes |
| Chem Film (Alodine) | Yes | Yes | Yes | Yes |
| Chemical Etching | Yes | Yes | Yes | Yes |
| DLC | Yes | Yes | Yes | Yes |
| Dot Peen Marking | Yes | Yes | Yes | Yes |
| E-Coating | Yes | Yes | Yes | Yes |
| Electro-chemical Etching | Yes | Yes | Yes | Yes |
| Electroless Nickel (EN) | Yes | Yes | Yes | Yes |
| Electropolishing | Yes | Yes | Yes | Yes |
| Embossing / Debossing | Yes | Yes | Yes | Yes |
| Epoxy Coating | Yes | Yes | Yes | Yes |
| Gold Plating | Yes | Yes | Yes | Yes |
| Hard Anodize Type III w/ PTFE | Yes | Yes | Yes | Yes |
| Hard Anodizing Type III | Yes | Yes | Yes | Yes |
| Ink Stamping | Yes | Yes | Yes | Yes |
| Laser Marking | Yes | Yes | Yes | Yes |
| Mechanical Engraving | Yes | Yes | Yes | Yes |
Showing 18 of 25 finishes — the full list is on each grade's datasheet.
Typical handbook values for the default condition, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.