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5182 Aluminum vs. 3102 Aluminum

Both 5182 aluminum and 3102 aluminum are aluminum alloys. They have a very high 95% of their average alloy composition in common.

For each property being compared, the top bar is 5182 aluminum and the bottom bar is 3102 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 1.1 to 12
23 to 28
Fatigue Strength, MPa 100 to 130
31 to 34
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 170 to 240
58 to 65
Tensile Strength: Ultimate (UTS), MPa 280 to 420
92 to 100
Tensile Strength: Yield (Proof), MPa 130 to 360
28 to 34

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 590
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
230
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
56
Electrical Conductivity: Equal Weight (Specific), % IACS 94
190

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.9
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 49
16 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 950
5.8 to 8.3
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 29 to 44
9.4 to 10
Strength to Weight: Bending, points 36 to 47
17 to 18
Thermal Diffusivity, mm2/s 53
92
Thermal Shock Resistance, points 12 to 19
4.1 to 4.4

Alloy Composition

Aluminum (Al), % 93.2 to 95.8
97.9 to 99.95
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.15
0 to 0.1
Iron (Fe), % 0 to 0.35
0 to 0.7
Magnesium (Mg), % 4.0 to 5.0
0
Manganese (Mn), % 0.2 to 0.5
0.050 to 0.4
Silicon (Si), % 0 to 0.2
0 to 0.4
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.3
Residuals, % 0 to 0.15
0 to 0.15

Comparable Variants