Aluminum alloys
2219
Spécifications
EU
Al Cu6Mn
USA
UNS: A92219
ISO Symbol
Al Cu6Mn
Composition
V
0.1
Mn
0.3
Ti
0.06
Al
Base
Cu
6.3
Mg
0.18
Applications
• Supersonic aircraft structures and space industry applications.
Characteristics
• High toughness.
• In the T8 condition (cold worked and aged), this alloy has excellent stress corrosion resistance.
• Weldable.
Mechanical properties
| Heat treatment |
UTS (N/mm²) |
0,2% YS (N/mm²) |
A (%) |
|---|---|---|---|
| T6 condition thickness < 100 mm | > 400 | > 276 | > 5 |
| T851 - T852 - T854 conditions thickness 100/200 mm | > 395 | > 300 | > 6 |
Key to heat treatment symbols
| Solution treated | H | Annealed | R |
|---|---|---|---|
| Thermo-mechanical treatment | TM | Quenched and tempered | T+RV |
| Sub-zero treatment | F | Solution treated and aged | H+V |