Temper Types
- T74511
Properties
Chemical Composition
Alloy 4342
SAE AMS 4342
Chemical Element | % Present |
---|---|
Silicon (Si) | 0.00 - 0.12 |
Iron (Fe) | 0.00 - 0.15 |
Copper (Cu) | 2.00 - 2.60 |
Manganese (Mn) | 0.00 - 0.10 |
Magnesium (Mg) | 1.90 - 2.60 |
Chromium (Cr) | 0.00 - 0.04 |
Zinc (Zn) | 5.70 - 6.70 |
Zirconium (Zr) | 0.08 - 0.15 |
Titanium (Ti) | 0.00 - 0.06 |
Other (Each) | 0.00 - 0.05 |
Others (Total) | 0.00 - 0.15 |
Aluminium (Al) | Balance |
Mechanical Properties
Bar
SAE AMS 4342
Mechanical Property | Value |
---|---|
Proof Stress | 434 Min MPa |
Tensile Strength | 503 Min MPa |
Elongation A50 mm | 6 Min % |
Applications
- Aircraft structural parts
- Fuselage frames
- Bulkheads
- Wing skins
Characteristics
- High strength
- Good resistance to exfoliation and stress cracking
- Good fracture toughness & fatigue resistance