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4115 Aluminum vs. EN AC-42100 Aluminum

Both 4115 aluminum and EN AC-42100 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 4115 aluminum and the bottom bar is EN AC-42100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 38 to 68
91
Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 1.1 to 11
3.4 to 9.0
Fatigue Strength, MPa 39 to 76
76 to 82
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 120 to 220
280 to 290
Tensile Strength: Yield (Proof), MPa 39 to 190
210 to 230

Thermal Properties

Latent Heat of Fusion, J/g 420
500
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 590
600
Specific Heat Capacity, J/kg-K 900
910
Thermal Conductivity, W/m-K 160
150
Thermal Expansion, µm/m-K 23
22

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.6
Embodied Carbon, kg CO2/kg material 8.1
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1160
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.1 to 10
9.1 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 11 to 270
300 to 370
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
53
Strength to Weight: Axial, points 12 to 23
30 to 31
Strength to Weight: Bending, points 20 to 30
37 to 38
Thermal Diffusivity, mm2/s 66
66
Thermal Shock Resistance, points 5.2 to 9.9
13

Alloy Composition

Aluminum (Al), % 94.6 to 97.4
91.3 to 93.3
Copper (Cu), % 0.1 to 0.5
0 to 0.050
Iron (Fe), % 0 to 0.7
0 to 0.19
Magnesium (Mg), % 0.1 to 0.5
0.25 to 0.45
Manganese (Mn), % 0.6 to 1.2
0 to 0.1
Silicon (Si), % 1.8 to 2.2
6.5 to 7.5
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0 to 0.2
0 to 0.070
Residuals, % 0
0 to 0.1