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EN AC-44400 Aluminum vs. 1235 Aluminum

Both EN AC-44400 aluminum and 1235 aluminum are aluminum alloys. They have a moderately high 90% of their average alloy composition in common. There are 29 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 EN AC-44400 aluminum and the bottom bar is 1235 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 4.1
28 to 34
Fatigue Strength, MPa 79
23 to 58
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 210
80 to 84
Tensile Strength: Yield (Proof), MPa 110
23 to 57

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
9.5
Density, g/cm3 2.6
2.7
Embodied Carbon, kg CO2/kg material 7.8
8.3
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1080
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.3
17 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 85
3.8 to 24
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
50
Strength to Weight: Axial, points 23
8.2 to 8.6
Strength to Weight: Bending, points 31
15 to 16
Thermal Diffusivity, mm2/s 60
93
Thermal Shock Resistance, points 9.8
3.6 to 3.7

Alloy Composition

Aluminum (Al), % 87.1 to 92
99.35 to 100
Copper (Cu), % 0 to 0.1
0 to 0.050
Iron (Fe), % 0 to 0.65
0 to 0.65
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0 to 0.1
0 to 0.050
Manganese (Mn), % 0 to 0.5
0 to 0.050
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 8.0 to 11
0 to 0.65
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.15
0 to 0.060
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.15
0 to 0.1
Residuals, % 0 to 0.15
0