MakeItFrom.com
Menu (ESC)

2124 Aluminum vs. EN AC-51100 Aluminum

Both 2124 aluminum and EN AC-51100 aluminum are aluminum alloys. They have a very 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 2124 aluminum and the bottom bar is EN AC-51100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 5.7
4.5
Fatigue Strength, MPa 130
58
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 490
160
Tensile Strength: Yield (Proof), MPa 430
80

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 500
620
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 150
130
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
34
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.0
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.7
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 1290
47
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
51
Strength to Weight: Axial, points 45
17
Strength to Weight: Bending, points 46
25
Thermal Diffusivity, mm2/s 58
53
Thermal Shock Resistance, points 21
7.3

Alloy Composition

Aluminum (Al), % 91.3 to 94.7
94.5 to 97.5
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.8 to 4.9
0 to 0.050
Iron (Fe), % 0 to 0.3
0 to 0.55
Magnesium (Mg), % 1.2 to 1.8
2.5 to 3.5
Manganese (Mn), % 0.3 to 0.9
0 to 0.45
Silicon (Si), % 0 to 0.2
0 to 0.55
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.25
0 to 0.1
Residuals, % 0
0 to 0.15