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7049 Aluminum vs. AWS E2594

7049 aluminum belongs to the aluminum alloys classification, while AWS E2594 belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 7049 aluminum and the bottom bar is AWS E2594.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
210
Elongation at Break, % 6.2 to 7.0
17
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 27
81
Tensile Strength: Ultimate (UTS), MPa 510 to 530
850

Thermal Properties

Latent Heat of Fusion, J/g 370
300
Melting Completion (Liquidus), °C 640
1440
Melting Onset (Solidus), °C 480
1400
Specific Heat Capacity, J/kg-K 860
480
Thermal Conductivity, W/m-K 130
16
Thermal Expansion, µm/m-K 23
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 110
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 10
22
Density, g/cm3 3.1
7.8
Embodied Carbon, kg CO2/kg material 8.1
4.3
Embodied Energy, MJ/kg 140
60
Embodied Water, L/kg 1110
190

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
25
Strength to Weight: Axial, points 46 to 47
30
Strength to Weight: Bending, points 46 to 47
25
Thermal Diffusivity, mm2/s 51
4.3
Thermal Shock Resistance, points 22 to 23
21

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
0
Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0.1 to 0.22
24 to 27
Copper (Cu), % 1.2 to 1.9
0 to 0.75
Iron (Fe), % 0 to 0.35
53.8 to 63.8
Magnesium (Mg), % 2.0 to 2.9
0
Manganese (Mn), % 0 to 0.2
0.5 to 2.0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0
8.0 to 10.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.25
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 7.2 to 8.2
0
Residuals, % 0 to 0.15
0