Summary
AA 7055 Aluminum Alloy and AA 7075 Aluminum Alloy are both aluminum alloys commonly used in engineering applications. 7055 Aluminum offers a tensile strength of 654 MPa compared to 7075 Aluminum's 533 MPa.
Key Differences
- ◆ {'alloy_a': '654 MPa', 'alloy_b': '533 MPa', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': '595 MPa', 'alloy_b': '461 MPa', 'property': 'Yield Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Hardness (Brinell)'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Density'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Melting Point'}
- ◆ {'alloy_a': '6/10', 'alloy_b': '6/10', 'property': 'Strength Rating'}
- ◆ {'alloy_a': '6/10', 'alloy_b': '6/10', 'property': 'Corrosion Rating'}
- ◆ {'alloy_a': '7/10', 'alloy_b': '7/10', 'property': 'Cost Rating'}
- ◆ {'alloy_a': '8/10', 'alloy_b': '8/10', 'property': 'Machinability Rating'}
- ◆ {'alloy_a': '4/10', 'alloy_b': '4/10', 'property': 'Temperature Rating'}
- ◆ {'alloy_a': '9/10', 'alloy_b': '9/10', 'property': 'Weight Rating'}
Ratings Comparison
Strength
AA 7055 Aluminum Alloy
6/10
AA 7075 Aluminum Alloy
6/10
Corrosion Resistance
AA 7055 Aluminum Alloy
6/10
AA 7075 Aluminum Alloy
6/10
Lightweight
AA 7055 Aluminum Alloy
9/10
AA 7075 Aluminum Alloy
9/10
Machinability
AA 7055 Aluminum Alloy
8/10
AA 7075 Aluminum Alloy
8/10
Cost Efficiency
AA 7055 Aluminum Alloy
7/10
AA 7075 Aluminum Alloy
7/10
Temperature Resistance
AA 7055 Aluminum Alloy
4/10
AA 7075 Aluminum Alloy
4/10
Properties Comparison
| Property | AA 7055 Aluminum Alloy | AA 7075 Aluminum Alloy |
|---|---|---|
| Metal Base | Aluminum | Aluminum |
| Tensile Strength | 654.0 MPa | 533.0 MPa |
| Yield Strength | 595.0 MPa | 461.0 MPa |
| Elongation | 10.0 % | 11.0 % |
| Hardness (Brinell) | — | — |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |
When to Use AA 7055 Aluminum Alloy
Choose 7055 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
When to Use AA 7075 Aluminum Alloy
Choose 7075 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
Frequently Asked Questions
Which is stronger, 7055 or 7075?
7055 has a tensile strength of 654 MPa while 7075 reaches 533 MPa, making 7055 the stronger alloy in ultimate tensile terms. For yield strength, 7055 is rated at 595 MPa versus 461 MPa for 7075.
Does 7055 or 7075 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 6/10.
Is 7055 or 7075 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 7055 scores 8/10 and 7075 scores 8/10.
Which is more cost-effective, 7055 or 7075?
Both alloys are similarly priced with a cost rating of 7/10.
Can I use 7055 instead of 7075 for aerospace applications?
Strength ratings: 7055 6/10 vs 7075 6/10. Always validate substitution against your specific design codes and operating conditions.