摘要
AA 7020 Aluminum Alloy and AA 7068 Aluminum Alloy are both aluminum alloys commonly used in engineering applications. 7020 Aluminum offers a tensile strength of 401 MPa compared to 7068 Aluminum's 623 MPa.
Key Differences
- ◆ {'alloy_a': '401 MPa', 'alloy_b': '623 MPa', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': '305.5 MPa', 'alloy_b': 'N/A', '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': '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'}
评级对比
强度
AA 7020 Aluminum Alloy
5/10
AA 7068 Aluminum Alloy
6/10
耐腐蚀性
AA 7020 Aluminum Alloy
6/10
AA 7068 Aluminum Alloy
6/10
轻量化
AA 7020 Aluminum Alloy
9/10
AA 7068 Aluminum Alloy
9/10
可加工性
AA 7020 Aluminum Alloy
8/10
AA 7068 Aluminum Alloy
8/10
成本效率
AA 7020 Aluminum Alloy
7/10
AA 7068 Aluminum Alloy
7/10
耐热性
AA 7020 Aluminum Alloy
4/10
AA 7068 Aluminum Alloy
4/10
性能对比
| Property | AA 7020 Aluminum Alloy | AA 7068 Aluminum Alloy |
|---|---|---|
| 基体金属 | Aluminum | Aluminum |
| 抗拉强度 | 401.0 MPa | 623.0 MPa |
| 屈服强度 | 305.5 MPa | — |
| 伸长率 | 13.8 % | 4.3 % |
| 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 7020 Aluminum Alloy 的使用场合
Choose 7020 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
AA 7068 Aluminum Alloy 的使用场合
Choose 7068 Aluminum when you need superior strength.
Frequently Asked Questions
Which is stronger, 7020 or 7068?
7020 has a tensile strength of 401 MPa while 7068 reaches 623 MPa, making 7068 the stronger alloy in ultimate tensile terms.
Does 7020 or 7068 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 6/10.
Is 7020 or 7068 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 7020 scores 8/10 and 7068 scores 8/10.
Which is more cost-effective, 7020 or 7068?
Both alloys are similarly priced with a cost rating of 7/10.
Can I use 7020 instead of 7068 for aerospace applications?
Strength ratings: 7020 5/10 vs 7068 6/10. Always validate substitution against your specific design codes and operating conditions.