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EN AC-51300 Aluminum vs. 4104 Aluminum

Both EN AC-51300 aluminum and 4104 aluminum are aluminum alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 90% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN AC-51300 aluminum and the bottom bar is 4104 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
71
Elongation at Break, % 3.7
2.4
Fatigue Strength, MPa 78
42
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
27
Tensile Strength: Ultimate (UTS), MPa 190
110
Tensile Strength: Yield (Proof), MPa 110
60

Thermal Properties

Latent Heat of Fusion, J/g 400
540
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 600
560
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
33
Electrical Conductivity: Equal Weight (Specific), % IACS 100
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.6
Embodied Carbon, kg CO2/kg material 9.1
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
2.3
Resilience: Unit (Modulus of Resilience), kJ/m3 87
25
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 51
54
Strength to Weight: Axial, points 20
12
Strength to Weight: Bending, points 28
20
Thermal Diffusivity, mm2/s 45
58
Thermal Shock Resistance, points 8.6
5.1

Alloy Composition

Aluminum (Al), % 91.4 to 95.5
85.8 to 90
Bismuth (Bi), % 0
0.020 to 0.2
Copper (Cu), % 0 to 0.1
0 to 0.25
Iron (Fe), % 0 to 0.55
0 to 0.8
Magnesium (Mg), % 4.5 to 6.5
1.0 to 2.0
Manganese (Mn), % 0 to 0.45
0 to 0.1
Silicon (Si), % 0 to 0.55
9.0 to 10.5
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15