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710.0 Aluminum vs. 7049A Aluminum

Both 710.0 aluminum and 7049A aluminum are aluminum alloys. They have a very high 95% 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 710.0 aluminum and the bottom bar is 7049A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 2.2 to 3.6
5.0 to 5.7
Fatigue Strength, MPa 55 to 110
180
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 26
27
Shear Strength, MPa 180
340 to 350
Tensile Strength: Ultimate (UTS), MPa 240 to 250
580 to 590
Tensile Strength: Yield (Proof), MPa 160
500 to 530

Thermal Properties

Latent Heat of Fusion, J/g 380
370
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 610
430
Specific Heat Capacity, J/kg-K 870
850
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
40
Electrical Conductivity: Equal Weight (Specific), % IACS 110
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 3.0
3.1
Embodied Carbon, kg CO2/kg material 8.0
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.9 to 7.9
28 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 190
1800 to 1990
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
44
Strength to Weight: Axial, points 23
52 to 53
Strength to Weight: Bending, points 29
50 to 51
Thermal Diffusivity, mm2/s 53
50
Thermal Shock Resistance, points 10 to 11
25

Alloy Composition

Aluminum (Al), % 90.5 to 93.1
84.6 to 89.5
Chromium (Cr), % 0
0.050 to 0.25
Copper (Cu), % 0.35 to 0.65
1.2 to 1.9
Iron (Fe), % 0 to 0.5
0 to 0.5
Magnesium (Mg), % 0.6 to 0.8
2.1 to 3.1
Manganese (Mn), % 0 to 0.050
0 to 0.5
Silicon (Si), % 0 to 0.15
0 to 0.4
Titanium (Ti), % 0 to 0.25
0 to 0.25
Zinc (Zn), % 6.0 to 7.0
7.2 to 8.4
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15