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2025 Aluminum vs. 3005 Aluminum

Both 2025 aluminum and 3005 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common.

For each property being compared, the top bar is 2025 aluminum and the bottom bar is 3005 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
33 to 73
Elastic (Young's, Tensile) Modulus, GPa 72
70
Elongation at Break, % 15
1.1 to 16
Fatigue Strength, MPa 130
53 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 240
84 to 150
Tensile Strength: Ultimate (UTS), MPa 400
140 to 270
Tensile Strength: Yield (Proof), MPa 260
51 to 240

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 520
640
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 150
160
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
42
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.0
2.8
Embodied Carbon, kg CO2/kg material 7.9
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
2.2 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 450
18 to 390
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
49
Strength to Weight: Axial, points 37
14 to 27
Strength to Weight: Bending, points 40
21 to 33
Thermal Diffusivity, mm2/s 58
64
Thermal Shock Resistance, points 18
6.0 to 12

Alloy Composition


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Aluminum (Al), % 90.9 to 95.2
95.7 to 98.8
Chromium (Cr), % 0 to 0.1
0 to 0.1
Copper (Cu), % 3.9 to 5.0
0 to 0.3
Iron (Fe), % 0 to 1.0
0 to 0.7
Magnesium (Mg), % 0 to 0.050
0.2 to 0.6
Manganese (Mn), % 0.4 to 1.2
1.0 to 1.5
Silicon (Si), % 0.5 to 1.2
0 to 0.6
Titanium (Ti), % 0 to 0.15
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15