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7049 Aluminum vs. EN AC-44400 Aluminum

Both 7049 aluminum and EN AC-44400 aluminum are aluminum alloys. They have 88% 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 EN AC-44400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
61
Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 6.2 to 7.0
4.1
Fatigue Strength, MPa 160 to 170
79
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 510 to 530
210
Tensile Strength: Yield (Proof), MPa 420 to 450
110

Thermal Properties

Latent Heat of Fusion, J/g 370
540
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 480
590
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 130
140
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
33
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.6
Embodied Carbon, kg CO2/kg material 8.1
7.8
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
7.3
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
85
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
54
Strength to Weight: Axial, points 46 to 47
23
Strength to Weight: Bending, points 46 to 47
31
Thermal Diffusivity, mm2/s 51
60
Thermal Shock Resistance, points 22 to 23
9.8

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
87.1 to 92
Chromium (Cr), % 0.1 to 0.22
0
Copper (Cu), % 1.2 to 1.9
0 to 0.1
Iron (Fe), % 0 to 0.35
0 to 0.65
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 2.0 to 2.9
0 to 0.1
Manganese (Mn), % 0 to 0.2
0 to 0.5
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0 to 0.25
8.0 to 11
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0 to 0.1
0 to 0.15
Zinc (Zn), % 7.2 to 8.2
0 to 0.15
Residuals, % 0
0 to 0.15