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2025 Aluminum vs. EN AC-45400 Aluminum

Both 2025 aluminum and EN AC-45400 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 2025 aluminum and the bottom bar is EN AC-45400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
86
Elastic (Young's, Tensile) Modulus, GPa 72
72
Elongation at Break, % 15
6.7
Fatigue Strength, MPa 130
55
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 400
260
Tensile Strength: Yield (Proof), MPa 260
130

Thermal Properties

Latent Heat of Fusion, J/g 400
470
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 520
560
Specific Heat Capacity, J/kg-K 870
880
Thermal Conductivity, W/m-K 150
140
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
30
Electrical Conductivity: Equal Weight (Specific), % IACS 120
95

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 3.0
2.8
Embodied Carbon, kg CO2/kg material 7.9
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
14
Resilience: Unit (Modulus of Resilience), kJ/m3 450
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
49
Strength to Weight: Axial, points 37
25
Strength to Weight: Bending, points 40
32
Thermal Diffusivity, mm2/s 58
54
Thermal Shock Resistance, points 18
12

Alloy Composition

Aluminum (Al), % 90.9 to 95.2
88.4 to 92.9
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.9 to 5.0
2.6 to 3.6
Iron (Fe), % 0 to 1.0
0 to 0.6
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0.4 to 1.2
0 to 0.55
Nickel (Ni), % 0
0 to 0.1
Silicon (Si), % 0.5 to 1.2
4.5 to 6.0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0 to 0.15
0 to 0.25
Zinc (Zn), % 0 to 0.25
0 to 0.2
Residuals, % 0
0 to 0.15