MakeItFrom.com
Menu (ESC)

7049 Aluminum vs. 5070 Aluminum

Both 7049 aluminum and 5070 aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7049 aluminum and the bottom bar is 5070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 6.2 to 7.0
20
Fatigue Strength, MPa 160 to 170
150
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 300 to 310
190
Tensile Strength: Ultimate (UTS), MPa 510 to 530
300
Tensile Strength: Yield (Proof), MPa 420 to 450
140

Thermal Properties

Latent Heat of Fusion, J/g 370
390
Maximum Temperature: Mechanical, °C 180
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 480
550
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
31
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.8
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
51
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 46 to 47
31
Strength to Weight: Bending, points 46 to 47
37
Thermal Diffusivity, mm2/s 51
53
Thermal Shock Resistance, points 22 to 23
14

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
92.4 to 95.7
Chromium (Cr), % 0.1 to 0.22
0 to 0.3
Copper (Cu), % 1.2 to 1.9
0 to 0.25
Iron (Fe), % 0 to 0.35
0 to 0.4
Magnesium (Mg), % 2.0 to 2.9
3.5 to 4.5
Manganese (Mn), % 0 to 0.2
0.4 to 0.8
Silicon (Si), % 0 to 0.25
0 to 0.25
Titanium (Ti), % 0 to 0.1
0 to 0.15
Zinc (Zn), % 7.2 to 8.2
0.4 to 0.8
Residuals, % 0
0 to 0.15