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EN AC-42100 Aluminum vs. A356.0 Aluminum

Both EN AC-42100 aluminum and A356.0 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 EN AC-42100 aluminum and the bottom bar is A356.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 3.4 to 9.0
3.0 to 6.0
Fatigue Strength, MPa 76 to 82
50 to 90
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 280 to 290
160 to 270
Tensile Strength: Yield (Proof), MPa 210 to 230
83 to 200

Thermal Properties

Latent Heat of Fusion, J/g 500
500
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 610
610
Melting Onset (Solidus), °C 600
570
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 22
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
40
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.6
Embodied Carbon, kg CO2/kg material 8.0
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.1 to 23
4.8 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 370
49 to 300
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 53
53
Strength to Weight: Axial, points 30 to 31
17 to 29
Strength to Weight: Bending, points 37 to 38
25 to 36
Thermal Diffusivity, mm2/s 66
64
Thermal Shock Resistance, points 13
7.6 to 13

Alloy Composition

Aluminum (Al), % 91.3 to 93.3
91.1 to 93.3
Copper (Cu), % 0 to 0.050
0 to 0.2
Iron (Fe), % 0 to 0.19
0 to 0.2
Magnesium (Mg), % 0.25 to 0.45
0.25 to 0.45
Manganese (Mn), % 0 to 0.1
0 to 0.1
Silicon (Si), % 6.5 to 7.5
6.5 to 7.5
Titanium (Ti), % 0 to 0.25
0 to 0.2
Zinc (Zn), % 0 to 0.070
0 to 0.1
Residuals, % 0
0 to 0.15

Comparable Variants