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4145 Aluminum vs. 2036 Aluminum

Both 4145 aluminum and 2036 aluminum are aluminum alloys. They have 89% 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 4145 aluminum and the bottom bar is 2036 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
70
Elongation at Break, % 2.2
24
Fatigue Strength, MPa 48
130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
26
Shear Strength, MPa 69
210
Tensile Strength: Ultimate (UTS), MPa 120
340
Tensile Strength: Yield (Proof), MPa 68
200

Thermal Properties

Latent Heat of Fusion, J/g 540
390
Maximum Temperature: Mechanical, °C 160
190
Melting Completion (Liquidus), °C 590
650
Melting Onset (Solidus), °C 520
560
Specific Heat Capacity, J/kg-K 880
890
Thermal Conductivity, W/m-K 100
160
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
41
Electrical Conductivity: Equal Weight (Specific), % IACS 84
130

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 2.8
2.9
Embodied Carbon, kg CO2/kg material 7.6
8.1
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1040
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
70
Resilience: Unit (Modulus of Resilience), kJ/m3 31
270
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
48
Strength to Weight: Axial, points 12
33
Strength to Weight: Bending, points 19
38
Thermal Diffusivity, mm2/s 42
62
Thermal Shock Resistance, points 5.5
15

Alloy Composition


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Aluminum (Al), % 83 to 87.4
94.4 to 97.4
Chromium (Cr), % 0 to 0.15
0 to 0.1
Copper (Cu), % 3.3 to 4.7
2.2 to 3.0
Iron (Fe), % 0 to 0.8
0 to 0.5
Magnesium (Mg), % 0 to 0.15
0.3 to 0.6
Manganese (Mn), % 0 to 0.15
0.1 to 0.4
Silicon (Si), % 9.3 to 10.7
0 to 0.5
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.2
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15