EN AW-7010 · AlZn6MgCu
A UK-developed zirconium-grained plate alloy engineered for thick aerospace sections: through-thickness property uniformity and stress-corrosion resistance that plain 7075 cannot match in heavy gauges.
Material Data
Composition and physical properties
| Element | Limit / range |
|---|---|
| Si | ≤ 0.12 |
| Fe | ≤ 0.15 |
| Cu | 1.5 – 2.0 |
| Mn | ≤ 0.10 |
| Mg | 2.1 – 2.6 |
| Zn | 5.7 – 6.7 |
| Zr | 0.10 – 0.16 |
| Ti | ≤ 0.06 |
| Al | balance |
Limits per EN 573-3 / applicable registration. The governing specification on your order prevails.
| Property | Value |
|---|---|
| Density | 2.81 g/cm³ |
| Melting range | 475 – 635 °C |
| Thermal expansion (20–100 °C) | 23.1 µm/m·K |
| Elastic modulus | 71 GPa |
| Thermal conductivity | 150 W/m·K |
| Electrical conductivity | 35 % 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) |
|---|---|---|---|---|
| T7351 | 435 | 510 | 12 | 140 |
| T7451 | 465 | 525 | 11 | 145 |
| T7651 | 490 | 545 | 10 | 150 |
| T74511 (extr.) | 440 | 510 | 10 | 140 |
Designations & Standards
How this alloy appears on drawings
| System | Designation |
|---|---|
| ISO / EN designation | AlZn6MgCu |
| EN numeric | EN AW-7010 |
| UNS | A97010 |
| Werkstoff-Nr. | — |
| Common product standards | AMS 4203, AMS 4204, AMS 4205 · ASTM B221 · EN 573-3 · UK aerospace heritage (DTD 5636) |
Supply Program
Available from Lipol as
| Product form | Standard | Alloy | Temper | Category |
|---|---|---|---|---|
| Plate | AMS 4203 | 7010 | T7351 | Aerospace & Defense |
| Plate | AMS 4205 | 7010 | T7451 | Aerospace & Defense |
| Plate | AMS 4204 | 7010 | T7651 | Aerospace & Defense |
| Bar / Flat | ASTM B221 | 7010 | T74511 | Aerospace & Defense |
Additional tempers, forms and specifications available on request — the table shows the standard program.
Applications
Where EN AW-7010 is the right answer
- Thick airframe plate and spars
- Integrally machined wing components
- Tooling requiring deep pockets
- Defense structures
Specifying EN AW-7010?
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-7010 is the right alloy?
Describe the application — load, environment, joining, finishing — and our engineers will confirm the choice or propose a better-value alternative.