摘要
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'}
评级对比
强度
AA 2198 Aluminum Alloy
3/10
AA 2219 Aluminum Alloy
5/10
耐腐蚀性
AA 2198 Aluminum Alloy
6/10
AA 2219 Aluminum Alloy
6/10
轻量化
AA 2198 Aluminum Alloy
9/10
AA 2219 Aluminum Alloy
9/10
可加工性
AA 2198 Aluminum Alloy
8/10
AA 2219 Aluminum Alloy
8/10
成本效率
AA 2198 Aluminum Alloy
7/10
AA 2219 Aluminum Alloy
7/10
耐热性
AA 2198 Aluminum Alloy
4/10
AA 2219 Aluminum Alloy
4/10
性能对比
| Property | AA 2198 Aluminum Alloy | AA 2219 Aluminum Alloy |
|---|---|---|
| 基体金属 | Aluminum | Aluminum |
| 抗拉强度 | 157.0 MPa | 403.0 MPa |
| 屈服强度 | 452.0 MPa | 274.6 MPa |
| 伸长率 | — | 10.5 % |
| 硬度（布氏） | — | — |
| 弹性模量 | — | — |
| 密度 | — | — |
| 熔点 | — | — |
| 热导率 | — | — |
| 可焊接 | — | — |
| 可热处理 | — | — |
| 磁性 | — | — |
AA 2198 Aluminum Alloy 的使用场合
Choose 2198 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
AA 2219 Aluminum Alloy 的使用场合
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.