EN AW-6063 · AlMg0.7Si
The definitive extrusion alloy of the Americas and the global standard for anodized-finish profiles — smooth surfaces from complex hollow dies, with tube approvals (ASTM B429) for structural pipe applications.
Material Data
Composition and physical properties
| Element | Limit / range |
|---|---|
| Si | 0.20 – 0.6 |
| Fe | ≤ 0.35 |
| Cu | ≤ 0.10 |
| Mn | ≤ 0.10 |
| Mg | 0.45 – 0.9 |
| Zn | ≤ 0.10 |
| Ti | ≤ 0.10 |
| Al | balance |
Limits per EN 573-3 / applicable registration. The governing specification on your order prevails.
| Property | Value |
|---|---|
| Density | 2.70 g/cm³ |
| Melting range | 615 – 655 °C |
| Thermal expansion (20–100 °C) | 23.4 µm/m·K |
| Elastic modulus | 68.9 GPa |
| Thermal conductivity | 200 W/m·K |
| Electrical conductivity | 50 % IACS |
Strength Data
Mechanical properties by temper
Typical room-temperature values for orientation. Design minimums depend on product form, thickness and the governing specification — request the applicable table with your inquiry.
| Temper | Yield strength (MPa) | Tensile strength (MPa) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|
| O | 50 | 100 | 25 | 25 |
| T5 / T52 | 145 | 185 | 12 | 60 |
| T6 / T651 | 215 | 245 | 12 | 73 |
| T66 | 220 | 250 | 10 | 75 |
Designations & Standards
How this alloy appears on drawings
| System | Designation |
|---|---|
| ISO / EN designation | AlMg0.7Si |
| EN numeric | EN AW-6063 |
| UNS | A96063 |
| Werkstoff-Nr. | 3.3210 |
| Common product standards | AMS 4156, AMS QQ-A-200/9 · ASTM B209, B221, B429 · EN 755-2 |
Supply Program
Available from Lipol as
| Product form | Standard | Alloy | Temper | Category |
|---|---|---|---|---|
| Sheet | ASTM B209 | 6063 | O | Aerospace & Defense |
| Bar / Flat | ASTM B221 | 6063 | T5 | Aerospace & Defense |
| Bar / Flat | AMS QQ-A-200/9 | 6063 | T651 | Aerospace & Defense |
| Tube / Profile / Extrusion | AMS 4156 | 6063 | T6 | Aerospace & Defense |
| Tube / Profile / Extrusion | AMS 4156 | 6063 | T66 | Aerospace & Defense |
| Plate | ASTM B429 | 6063 | T52 | General Industry |
Additional tempers, forms and specifications available on request — the table shows the standard program.
Applications
Where EN AW-6063 is the right answer
- Architectural glazing systems
- Structural pipe and railing
- Irrigation and fluid tube
- Electrical raceways and busway housings
Specifying EN AW-6063?
State the temper, product form, dimensions and governing standard from the tables above, and we will confirm availability with a firm price and delivery date — typically within one business day.
Request a QuoteMaterial Engineering
Not sure EN AW-6063 is the right alloy?
Describe the application — load, environment, joining, finishing — and our engineers will confirm the choice or propose a better-value alternative.