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EN AC-51300 Aluminum vs. 7108A Aluminum

Both EN AC-51300 aluminum and 7108A aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common. There are 29 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-51300 aluminum and the bottom bar is 7108A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
69
Elongation at Break, % 3.7
11 to 13
Fatigue Strength, MPa 78
120 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Tensile Strength: Ultimate (UTS), MPa 190
350
Tensile Strength: Yield (Proof), MPa 110
290 to 300

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 170
210
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 600
520
Specific Heat Capacity, J/kg-K 910
870
Thermal Conductivity, W/m-K 110
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
36
Electrical Conductivity: Equal Weight (Specific), % IACS 100
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 9.1
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
38 to 44
Resilience: Unit (Modulus of Resilience), kJ/m3 87
610 to 640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
47
Strength to Weight: Axial, points 20
33 to 34
Strength to Weight: Bending, points 28
38
Thermal Diffusivity, mm2/s 45
59
Thermal Shock Resistance, points 8.6
15 to 16

Alloy Composition

Aluminum (Al), % 91.4 to 95.5
91.6 to 94.4
Chromium (Cr), % 0
0 to 0.040
Copper (Cu), % 0 to 0.1
0 to 0.050
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.55
0 to 0.3
Magnesium (Mg), % 4.5 to 6.5
0.7 to 1.5
Manganese (Mn), % 0 to 0.45
0 to 0.050
Silicon (Si), % 0 to 0.55
0 to 0.2
Titanium (Ti), % 0 to 0.2
0 to 0.030
Zinc (Zn), % 0 to 0.1
4.8 to 5.8
Zirconium (Zr), % 0
0.15 to 0.25
Residuals, % 0 to 0.15
0 to 0.15