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7049 Aluminum vs. 7005 Aluminum

Both 7049 aluminum and 7005 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 7049 aluminum and the bottom bar is 7005 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.2 to 7.0
10 to 20
Fatigue Strength, MPa 160 to 170
100 to 190
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 300 to 310
120 to 230
Tensile Strength: Ultimate (UTS), MPa 510 to 530
200 to 400
Tensile Strength: Yield (Proof), MPa 420 to 450
95 to 350

Thermal Properties

Latent Heat of Fusion, J/g 370
380
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 480
610
Specific Heat Capacity, J/kg-K 860
880
Thermal Conductivity, W/m-K 130
140 to 170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
35 to 43
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110 to 130

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.9
Embodied Carbon, kg CO2/kg material 8.1
8.3
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
32 to 57
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
65 to 850
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
47
Strength to Weight: Axial, points 46 to 47
19 to 38
Strength to Weight: Bending, points 46 to 47
26 to 41
Thermal Diffusivity, mm2/s 51
54 to 65
Thermal Shock Resistance, points 22 to 23
8.7 to 18

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
91 to 94.7
Chromium (Cr), % 0.1 to 0.22
0.060 to 0.2
Copper (Cu), % 1.2 to 1.9
0 to 0.1
Iron (Fe), % 0 to 0.35
0 to 0.4
Magnesium (Mg), % 2.0 to 2.9
1.0 to 1.8
Manganese (Mn), % 0 to 0.2
0.2 to 0.7
Silicon (Si), % 0 to 0.25
0 to 0.35
Titanium (Ti), % 0 to 0.1
0.010 to 0.060
Zinc (Zn), % 7.2 to 8.2
4.0 to 5.0
Zirconium (Zr), % 0
0.080 to 0.2
Residuals, % 0
0 to 0.15