EN AW-1100 · Al99.0Cu
The classic commercially pure grade with a small copper addition for slightly higher strength than 1050A while keeping excellent workability and brazing/welding response.
Material Data
Composition and physical properties
| Element | Limit / range |
|---|---|
| Si + Fe | ≤ 0.95 |
| Cu | 0.05 – 0.20 |
| Mn | ≤ 0.05 |
| Zn | ≤ 0.10 |
| Al | ≥ 99.00 |
Limits per EN 573-3 / applicable registration. The governing specification on your order prevails.
| Property | Value |
|---|---|
| Density | 2.71 g/cm³ |
| Melting range | 643 – 657 °C |
| Thermal expansion (20–100 °C) | 23.6 µm/m·K |
| Elastic modulus | 69 GPa |
| Thermal conductivity | 220 W/m·K |
| Electrical conductivity | 59 % 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 | 35 | 90 | 35 | 23 |
| H14 | 115 | 125 | 9 | 32 |
| F | — | — | — | — |
Designations & Standards
How this alloy appears on drawings
| System | Designation |
|---|---|
| ISO / EN designation | Al99.0Cu |
| EN numeric | EN AW-1100 |
| UNS | A91100 |
| Werkstoff-Nr. | — |
| Common product standards | AMS 4001, AMS 4102, AMS QQ-A-250/1 · ASTM B209, B211 · EN 485 |
Supply Program
Available from Lipol as
| Product form | Standard | Alloy | Temper | Category |
|---|---|---|---|---|
| Sheet | AMS 4001 | 1100 | O | Aerospace & Defense |
| Sheet | AMS QQ-A-250/1 | 1100 | H14 | Aerospace & Defense |
| Bar / Flat | AMS 4102 | 1100 | F | Aerospace & Defense |
Additional tempers, forms and specifications available on request — the table shows the standard program.
Applications
Where EN AW-1100 is the right answer
- Spun and deep-drawn hollowware
- Heat-exchanger fins
- Decorative and lighting components
- General sheet-metal work
Specifying EN AW-1100?
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-1100 is the right alloy?
Describe the application — load, environment, joining, finishing — and our engineers will confirm the choice or propose a better-value alternative.