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5182 Aluminum vs. 3105 Aluminum

Both 5182 aluminum and 3105 aluminum are aluminum alloys. They have a very high 96% 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 5182 aluminum and the bottom bar is 3105 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 1.1 to 12
1.1 to 20
Fatigue Strength, MPa 100 to 130
39 to 95
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 170 to 240
77 to 140
Tensile Strength: Ultimate (UTS), MPa 280 to 420
120 to 240
Tensile Strength: Yield (Proof), MPa 130 to 360
46 to 220

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 590
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
44
Electrical Conductivity: Equal Weight (Specific), % IACS 94
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 8.9
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 49
2.6 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 950
15 to 340
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 29 to 44
12 to 24
Strength to Weight: Bending, points 36 to 47
20 to 31
Thermal Diffusivity, mm2/s 53
68
Thermal Shock Resistance, points 12 to 19
5.2 to 11

Alloy Composition

Aluminum (Al), % 93.2 to 95.8
96 to 99.5
Chromium (Cr), % 0 to 0.1
0 to 0.2
Copper (Cu), % 0 to 0.15
0 to 0.3
Iron (Fe), % 0 to 0.35
0 to 0.7
Magnesium (Mg), % 4.0 to 5.0
0.2 to 0.8
Manganese (Mn), % 0.2 to 0.5
0.3 to 0.8
Silicon (Si), % 0 to 0.2
0 to 0.6
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.4
Residuals, % 0 to 0.15
0 to 0.15

Comparable Variants