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6182 Aluminum vs. 2025 Aluminum

Both 6182 aluminum and 2025 aluminum are aluminum alloys. They have a very high 95% 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 6182 aluminum and the bottom bar is 2025 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 6.8 to 13
15
Fatigue Strength, MPa 63 to 99
130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 140 to 190
240
Tensile Strength: Ultimate (UTS), MPa 230 to 320
400
Tensile Strength: Yield (Proof), MPa 130 to 270
260

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 190
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 600
520
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 160
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
40
Electrical Conductivity: Equal Weight (Specific), % IACS 130
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.4
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
55
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 520
450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
46
Strength to Weight: Axial, points 23 to 32
37
Strength to Weight: Bending, points 30 to 38
40
Thermal Diffusivity, mm2/s 65
58
Thermal Shock Resistance, points 10 to 14
18

Alloy Composition

Aluminum (Al), % 95 to 97.9
90.9 to 95.2
Chromium (Cr), % 0 to 0.25
0 to 0.1
Copper (Cu), % 0 to 0.1
3.9 to 5.0
Iron (Fe), % 0 to 0.5
0 to 1.0
Magnesium (Mg), % 0.7 to 1.2
0 to 0.050
Manganese (Mn), % 0.5 to 1.0
0.4 to 1.2
Silicon (Si), % 0.9 to 1.3
0.5 to 1.2
Titanium (Ti), % 0 to 0.1
0 to 0.15
Zinc (Zn), % 0 to 0.2
0 to 0.25
Zirconium (Zr), % 0.050 to 0.2
0
Residuals, % 0
0 to 0.15