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5042 Aluminum vs. EN AC-51100 Aluminum

Both 5042 aluminum and EN AC-51100 aluminum are aluminum alloys. Their average alloy composition is basically identical. 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 5042 aluminum and the bottom bar is EN AC-51100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
68
Elongation at Break, % 1.1 to 3.4
4.5
Fatigue Strength, MPa 97 to 120
58
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 340 to 360
160
Tensile Strength: Yield (Proof), MPa 270 to 310
80

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 570
620
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
34
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.8
8.7
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.6 to 12
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 550 to 720
47
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
51
Strength to Weight: Axial, points 35 to 37
17
Strength to Weight: Bending, points 40 to 42
25
Thermal Diffusivity, mm2/s 53
53
Thermal Shock Resistance, points 15 to 16
7.3

Alloy Composition

Aluminum (Al), % 94.2 to 96.8
94.5 to 97.5
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.15
0 to 0.050
Iron (Fe), % 0 to 0.35
0 to 0.55
Magnesium (Mg), % 3.0 to 4.0
2.5 to 3.5
Manganese (Mn), % 0.2 to 0.5
0 to 0.45
Silicon (Si), % 0 to 0.2
0 to 0.55
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.25
0 to 0.1
Residuals, % 0
0 to 0.15