AA 7020 Aluminum Alloy vs AA 7039 Aluminum Alloy

Сводка

AA 7020 Aluminum Alloy and AA 7039 Aluminum Alloy are both aluminum alloys commonly used in engineering applications. 7020 Aluminum offers a tensile strength of 401 MPa compared to 7039 Aluminum's 414 MPa.

Key Differences

Сравнение рейтингов

Прочность

AA 7020 Aluminum Alloy 5/10
AA 7039 Aluminum Alloy 5/10

Коррозионная стойкость

AA 7020 Aluminum Alloy 6/10
AA 7039 Aluminum Alloy 6/10

Лёгкий вес

AA 7020 Aluminum Alloy 9/10
AA 7039 Aluminum Alloy 9/10

Обрабатываемость

AA 7020 Aluminum Alloy 8/10
AA 7039 Aluminum Alloy 8/10

Экономическая эффективность

AA 7020 Aluminum Alloy 7/10
AA 7039 Aluminum Alloy 7/10

Термостойкость

AA 7020 Aluminum Alloy 4/10
AA 7039 Aluminum Alloy 4/10

Сравнение свойств

Property AA 7020 Aluminum Alloy AA 7039 Aluminum Alloy
Основной металл Aluminum Aluminum
Предел прочности на растяжение 401.0 MPa 414.0 MPa
Предел текучести 305.5 MPa 328.0 MPa
Относительное удлинение 13.8 % 15.1 %
Твёрдость (по Бринеллю)
Модуль упругости
Плотность
Температура плавления
Теплопроводность
Сваривается
Поддаётся термообработке
Магнитный

Когда применять AA 7020 Aluminum Alloy

Choose 7020 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.

Когда применять AA 7039 Aluminum Alloy

Choose 7039 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.

Frequently Asked Questions

Which is stronger, 7020 or 7039?
7020 has a tensile strength of 401 MPa while 7039 reaches 414 MPa, making 7039 the stronger alloy in ultimate tensile terms. For yield strength, 7020 is rated at 305.5 MPa versus 328 MPa for 7039.
Does 7020 or 7039 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 6/10.
Is 7020 or 7039 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 7020 scores 8/10 and 7039 scores 8/10.
Which is more cost-effective, 7020 or 7039?
Both alloys are similarly priced with a cost rating of 7/10.
Can I use 7020 instead of 7039 for aerospace applications?
Strength ratings: 7020 5/10 vs 7039 5/10. Always validate substitution against your specific design codes and operating conditions.

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