Tóm tắt
AA 2198 Aluminum Alloy and AA 2219 Aluminum Alloy are both aluminum alloys commonly used in engineering applications. 2198 Aluminum offers a tensile strength of 157 MPa compared to 2219 Aluminum's 403 MPa.
Key Differences
- ◆ {'alloy_a': '157 MPa', 'alloy_b': '403 MPa', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': '452 MPa', 'alloy_b': '274.6 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': '3/10', '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 2198 Aluminum Alloy
3/10
AA 2219 Aluminum Alloy
5/10
Corrosion Resistance
AA 2198 Aluminum Alloy
6/10
AA 2219 Aluminum Alloy
6/10
Lightweight
AA 2198 Aluminum Alloy
9/10
AA 2219 Aluminum Alloy
9/10
Machinability
AA 2198 Aluminum Alloy
8/10
AA 2219 Aluminum Alloy
8/10
Cost Efficiency
AA 2198 Aluminum Alloy
7/10
AA 2219 Aluminum Alloy
7/10
Temperature Resistance
AA 2198 Aluminum Alloy
4/10
AA 2219 Aluminum Alloy
4/10
Properties Comparison
| Property | AA 2198 Aluminum Alloy | AA 2219 Aluminum Alloy |
|---|---|---|
| Metal Base | Aluminum | Aluminum |
| Tensile Strength | 157.0 MPa | 403.0 MPa |
| Yield Strength | 452.0 MPa | 274.6 MPa |
| Elongation | — | 10.5 % |
| Hardness (Brinell) | — | — |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |
When to Use AA 2198 Aluminum Alloy
Choose 2198 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
When to Use AA 2219 Aluminum Alloy
Choose 2219 Aluminum when you need superior strength.
Frequently Asked Questions
Which is stronger, 2198 or 2219?
2198 has a tensile strength of 157 MPa while 2219 reaches 403 MPa, making 2219 the stronger alloy in ultimate tensile terms. For yield strength, 2198 is rated at 452 MPa versus 274.6 MPa for 2219.
Does 2198 or 2219 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 6/10.
Is 2198 or 2219 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 2198 scores 8/10 and 2219 scores 8/10.
Which is more cost-effective, 2198 or 2219?
Both alloys are similarly priced with a cost rating of 7/10.
Can I use 2198 instead of 2219 for aerospace applications?
Strength ratings: 2198 3/10 vs 2219 5/10. Always validate substitution against your specific design codes and operating conditions.