Chemical Composition
No |
Element[1] |
Content (%) |
1 |
Aluminum, Al |
Remainder |
2 |
Zinc, Zn |
3.5 - 4.5 |
3 |
Magnesium, Mg |
2.3 - 3.3 |
4 |
Silicon, Si |
0.3 max |
5 |
Iron, Fe |
0.4 max |
6 |
Chromium, Cr |
0.15 - 0.25 |
7 |
Manganese, Mn |
0.1 - 0.4 |
8 |
Copper, Cu |
0.1 max |
9 |
Titanium, Ti |
0.1 max |
10 |
Remainder (total) |
0.15 max |
Physical Properties
No |
Properties[1] |
Metric |
1 |
Density |
2.74 g/cm3 |
2 |
Melting point |
482-638°C |
Mechanical Properties
No |
Properties[1] |
Metric |
1 |
Tensile strength |
450 MPa |
2 |
Yield strength |
380 MPa |
3 |
Elongation at break |
13% |
4 |
Elastic modulus |
69.6 GPa |
5 |
Shear strength |
255 MPa |
Applications
Aluminium 7039 alloy is chiefly used as an armor alloy. It is used for making armor suite.[2]
Further reading
- "Properties of Wrought Aluminum and Aluminum Alloys: 7039", Properties and Selection: Nonferrous Alloys and Special-Purpose Materials, Vol 2, ASM Handbook, ASM International, 1990, p. 109-111.
- Mechanical and ballistic properties of powder metal 7039 aluminium alloy joined by friction stir welding
- Anderson, Kevin; Weritz, John; Kaufman, J. Gilbert, eds. (2019). "7039: Armor Plate". Properties and Selection of Aluminum Alloys. 2B: 418–419. doi:10.31399/asm.hb.v02b.a0006730.
Aluminum alloy table
|
---|
Introduction | |
---|
Al 1000 series (pure) |
- 1050
- 1060
- 1070
- 1100
- 1145
- 1199
- 1200
- 1230
- 1350
- 1370
- 1420
- 1421
- 1424
- 1430
- 1440
- 1441
- 1445
- 1450
- 1460
- 1461
- 1464
- 1469
|
---|
Al-Cu 2000 series | |
---|
Al-Mn 3000 series | |
---|
Al-Si 4000 series |
- 4006
- 4007
- 4015
- 4032
- 4043
- 4047
- 4543
|
---|
Al-Mg 5000 series | |
---|
Al-Mg-Si 6000 series | |
---|
Al-Zn 7000 series | |
---|
8000 series (misc.) |
- 8006
- 8009
- 8011
- 8014
- 8019
- 8025
- 8030
- 8090
- 8091
- 8093
- 8176
|
---|
Named alloys | |
---|