Summary
AA 7017 Aluminum Alloy and AA 7020 Aluminum Alloy are both aluminum alloys commonly used in engineering applications. 7017 Aluminum offers a tensile strength of 455 MPa compared to 7020 Aluminum's 401 MPa.
Key Differences
- ◆ {'alloy_a': '455 MPa', 'alloy_b': '401 MPa', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': '402 MPa', 'alloy_b': '305.5 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': '5/10', 'alloy_b': '5/10', '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 7017 Aluminum Alloy
5/10
AA 7020 Aluminum Alloy
5/10
Corrosion Resistance
AA 7017 Aluminum Alloy
6/10
AA 7020 Aluminum Alloy
6/10
Lightweight
AA 7017 Aluminum Alloy
9/10
AA 7020 Aluminum Alloy
9/10
Machinability
AA 7017 Aluminum Alloy
8/10
AA 7020 Aluminum Alloy
8/10
Cost Efficiency
AA 7017 Aluminum Alloy
7/10
AA 7020 Aluminum Alloy
7/10
Temperature Resistance
AA 7017 Aluminum Alloy
4/10
AA 7020 Aluminum Alloy
4/10
Properties Comparison
| Property | AA 7017 Aluminum Alloy | AA 7020 Aluminum Alloy |
|---|---|---|
| Metal Base | Aluminum | Aluminum |
| Tensile Strength | 455.0 MPa | 401.0 MPa |
| Yield Strength | 402.0 MPa | 305.5 MPa |
| Elongation | 13.0 % | 13.8 % |
| Hardness (Brinell) | — | — |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |
When to Use AA 7017 Aluminum Alloy
Choose 7017 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
When to Use AA 7020 Aluminum Alloy
Choose 7020 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
Frequently Asked Questions
Which is stronger, 7017 or 7020?
7017 has a tensile strength of 455 MPa while 7020 reaches 401 MPa, making 7017 the stronger alloy in ultimate tensile terms. For yield strength, 7017 is rated at 402 MPa versus 305.5 MPa for 7020.
Does 7017 or 7020 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 6/10.
Is 7017 or 7020 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 7017 scores 8/10 and 7020 scores 8/10.
Which is more cost-effective, 7017 or 7020?
Both alloys are similarly priced with a cost rating of 7/10.
Can I use 7017 instead of 7020 for aerospace applications?
Strength ratings: 7017 5/10 vs 7020 5/10. Always validate substitution against your specific design codes and operating conditions.