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EN AC-45400 Aluminum vs. 308.0 Aluminum

Both EN AC-45400 aluminum and 308.0 aluminum are aluminum alloys. They have a very high 98% 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 EN AC-45400 aluminum and the bottom bar is 308.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 86
70
Elastic (Young's, Tensile) Modulus, GPa 72
73
Elongation at Break, % 6.7
2.0
Fatigue Strength, MPa 55
89
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 260
190
Tensile Strength: Yield (Proof), MPa 130
110

Thermal Properties

Latent Heat of Fusion, J/g 470
470
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 630
620
Melting Onset (Solidus), °C 560
540
Specific Heat Capacity, J/kg-K 880
870
Thermal Conductivity, W/m-K 140
140
Thermal Expansion, µm/m-K 22
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
37
Electrical Conductivity: Equal Weight (Specific), % IACS 95
110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 2.8
2.9
Embodied Carbon, kg CO2/kg material 7.8
7.7
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1100
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
3.3
Resilience: Unit (Modulus of Resilience), kJ/m3 110
83
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
47
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 32
25
Thermal Diffusivity, mm2/s 54
55
Thermal Shock Resistance, points 12
9.2

Alloy Composition

Aluminum (Al), % 88.4 to 92.9
85.7 to 91
Copper (Cu), % 2.6 to 3.6
4.0 to 5.0
Iron (Fe), % 0 to 0.6
0 to 1.0
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0 to 0.050
0 to 0.1
Manganese (Mn), % 0 to 0.55
0 to 0.5
Nickel (Ni), % 0 to 0.1
0
Silicon (Si), % 4.5 to 6.0
5.0 to 6.0
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.25
0 to 0.25
Zinc (Zn), % 0 to 0.2
0 to 1.0
Residuals, % 0
0 to 0.5