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1085 Aluminum vs. 444.0 Aluminum

Both 1085 aluminum and 444.0 aluminum are aluminum alloys. They have a moderately high 92% 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 1085 aluminum and the bottom bar is 444.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 4.5 to 39
25
Fatigue Strength, MPa 22 to 49
51
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 73 to 140
190
Tensile Strength: Yield (Proof), MPa 17 to 120
83

Thermal Properties

Latent Heat of Fusion, J/g 400
500
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 640
600
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 230
160
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
40
Electrical Conductivity: Equal Weight (Specific), % IACS 200
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.6
Embodied Carbon, kg CO2/kg material 8.3
7.9
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1200
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.8 to 21
39
Resilience: Unit (Modulus of Resilience), kJ/m3 2.1 to 110
49
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
53
Strength to Weight: Axial, points 7.5 to 14
20
Strength to Weight: Bending, points 14 to 22
28
Thermal Diffusivity, mm2/s 94
67
Thermal Shock Resistance, points 3.3 to 6.1
8.8

Alloy Composition

Aluminum (Al), % 99.85 to 100
90.5 to 93.5
Copper (Cu), % 0 to 0.030
0 to 0.25
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.12
0 to 0.6
Magnesium (Mg), % 0 to 0.020
0 to 0.1
Manganese (Mn), % 0 to 0.020
0 to 0.35
Silicon (Si), % 0 to 0.1
6.5 to 7.5
Titanium (Ti), % 0 to 0.020
0 to 0.25
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.030
0 to 0.35
Residuals, % 0
0 to 0.15