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384.0 Aluminum vs. 444.0 Aluminum

Both 384.0 aluminum and 444.0 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 384.0 aluminum and the bottom bar is 444.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
50
Elastic (Young's, Tensile) Modulus, GPa 74
71
Elongation at Break, % 2.5
25
Fatigue Strength, MPa 140
51
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
27
Tensile Strength: Ultimate (UTS), MPa 330
190
Tensile Strength: Yield (Proof), MPa 170
83

Thermal Properties

Latent Heat of Fusion, J/g 550
500
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 580
610
Melting Onset (Solidus), °C 530
600
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 96
160
Thermal Expansion, µm/m-K 21
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
40
Electrical Conductivity: Equal Weight (Specific), % IACS 69
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 2.9
2.6
Embodied Carbon, kg CO2/kg material 7.4
7.9
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1010
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
39
Resilience: Unit (Modulus of Resilience), kJ/m3 190
49
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 49
53
Strength to Weight: Axial, points 32
20
Strength to Weight: Bending, points 37
28
Thermal Diffusivity, mm2/s 39
67
Thermal Shock Resistance, points 15
8.8

Alloy Composition


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Aluminum (Al), % 77.3 to 86.5
90.5 to 93.5
Copper (Cu), % 3.0 to 4.5
0 to 0.25
Iron (Fe), % 0 to 1.3
0 to 0.6
Magnesium (Mg), % 0 to 0.1
0 to 0.1
Manganese (Mn), % 0 to 0.5
0 to 0.35
Nickel (Ni), % 0 to 0.5
0
Silicon (Si), % 10.5 to 12
6.5 to 7.5
Tin (Sn), % 0 to 0.35
0
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0 to 3.0
0 to 0.35
Residuals, % 0 to 0.5
0 to 0.15