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EN AC-44400 Aluminum vs. 1070A Aluminum

Both EN AC-44400 aluminum and 1070A aluminum are aluminum alloys. They have 90% 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 EN AC-44400 aluminum and the bottom bar is 1070A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 61
18 to 40
Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 4.1
2.3 to 33
Fatigue Strength, MPa 79
17 to 51
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 210
68 to 140
Tensile Strength: Yield (Proof), MPa 110
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 540
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 590
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 140
230
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
60
Electrical Conductivity: Equal Weight (Specific), % IACS 110
200

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.6
2.7
Embodied Carbon, kg CO2/kg material 7.8
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1080
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.3
3.0 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 85
2.1 to 100
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
50
Strength to Weight: Axial, points 23
7.0 to 14
Strength to Weight: Bending, points 31
14 to 22
Thermal Diffusivity, mm2/s 60
94
Thermal Shock Resistance, points 9.8
3.1 to 6.3

Alloy Composition

Aluminum (Al), % 87.1 to 92
99.7 to 100
Copper (Cu), % 0 to 0.1
0 to 0.030
Iron (Fe), % 0 to 0.65
0 to 0.25
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0 to 0.1
0 to 0.030
Manganese (Mn), % 0 to 0.5
0 to 0.030
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 8.0 to 11
0 to 0.2
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.15
0 to 0.030
Zinc (Zn), % 0 to 0.15
0 to 0.070
Residuals, % 0 to 0.15
0