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3105 Aluminum vs. A390.0 Aluminum

Both 3105 aluminum and A390.0 aluminum are aluminum alloys. They have 79% of their average alloy composition in common. There are 30 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 3105 aluminum and the bottom bar is A390.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 29 to 67
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 69
75
Elongation at Break, % 1.1 to 20
0.87 to 0.91
Fatigue Strength, MPa 39 to 95
70 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
28
Tensile Strength: Ultimate (UTS), MPa 120 to 240
190 to 290
Tensile Strength: Yield (Proof), MPa 46 to 220
190 to 290

Thermal Properties

Latent Heat of Fusion, J/g 400
640
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 660
580
Melting Onset (Solidus), °C 640
480
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 170
130
Thermal Expansion, µm/m-K 24
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
20
Electrical Conductivity: Equal Weight (Specific), % IACS 140
67

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.2
7.3
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1180
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 19
1.6 to 2.6
Resilience: Unit (Modulus of Resilience), kJ/m3 15 to 340
240 to 580
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
52
Strength to Weight: Axial, points 12 to 24
19 to 30
Strength to Weight: Bending, points 20 to 31
27 to 36
Thermal Diffusivity, mm2/s 68
56
Thermal Shock Resistance, points 5.2 to 11
9.0 to 14

Alloy Composition

Aluminum (Al), % 96 to 99.5
75.3 to 79.6
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.3
4.0 to 5.0
Iron (Fe), % 0 to 0.7
0 to 0.5
Magnesium (Mg), % 0.2 to 0.8
0.45 to 0.65
Manganese (Mn), % 0.3 to 0.8
0 to 0.1
Silicon (Si), % 0 to 0.6
16 to 18
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.4
0 to 0.1
Residuals, % 0
0 to 0.2