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7049 Aluminum vs. 707.0 Aluminum

Both 7049 aluminum and 707.0 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 7049 aluminum and the bottom bar is 707.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.2 to 7.0
1.7 to 3.4
Fatigue Strength, MPa 160 to 170
75 to 140
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 510 to 530
270 to 300
Tensile Strength: Yield (Proof), MPa 420 to 450
170 to 250

Thermal Properties

Latent Heat of Fusion, J/g 370
380
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 480
600
Specific Heat Capacity, J/kg-K 860
880
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
37
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

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
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
4.3 to 8.6
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
210 to 430
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
47
Strength to Weight: Axial, points 46 to 47
26 to 29
Strength to Weight: Bending, points 46 to 47
32 to 34
Thermal Diffusivity, mm2/s 51
58
Thermal Shock Resistance, points 22 to 23
12 to 13

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
90.5 to 93.6
Chromium (Cr), % 0.1 to 0.22
0.2 to 0.4
Copper (Cu), % 1.2 to 1.9
0 to 0.2
Iron (Fe), % 0 to 0.35
0 to 0.8
Magnesium (Mg), % 2.0 to 2.9
1.8 to 2.4
Manganese (Mn), % 0 to 0.2
0.4 to 0.6
Silicon (Si), % 0 to 0.25
0 to 0.2
Titanium (Ti), % 0 to 0.1
0 to 0.25
Zinc (Zn), % 7.2 to 8.2
4.0 to 4.5
Residuals, % 0
0 to 0.15