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201.0 Aluminum vs. 4115 Aluminum

Both 201.0 aluminum and 4115 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 (4, in this case) are not shown.

For each property being compared, the top bar is 201.0 aluminum and the bottom bar is 4115 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 95 to 140
38 to 68
Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 4.4 to 20
1.1 to 11
Fatigue Strength, MPa 120 to 150
39 to 76
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 290
71 to 130
Tensile Strength: Ultimate (UTS), MPa 370 to 470
120 to 220
Tensile Strength: Yield (Proof), MPa 220 to 400
39 to 190

Thermal Properties

Latent Heat of Fusion, J/g 390
420
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
590
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 120
160
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30 to 33
41
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 97
140

Otherwise Unclassified Properties

Base Metal Price, % relative 38
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.7
8.1
Embodied Energy, MJ/kg 160
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 63
2.1 to 10
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 1160
11 to 270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 33 to 42
12 to 23
Strength to Weight: Bending, points 37 to 44
20 to 30
Thermal Diffusivity, mm2/s 45
66
Thermal Shock Resistance, points 19 to 25
5.2 to 9.9

Alloy Composition


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Aluminum (Al), % 92.1 to 95.1
94.6 to 97.4
Copper (Cu), % 4.0 to 5.2
0.1 to 0.5
Iron (Fe), % 0 to 0.15
0 to 0.7
Magnesium (Mg), % 0.15 to 0.55
0.1 to 0.5
Manganese (Mn), % 0.2 to 0.5
0.6 to 1.2
Silicon (Si), % 0 to 0.1
1.8 to 2.2
Silver (Ag), % 0.4 to 1.0
0
Titanium (Ti), % 0.15 to 0.35
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0 to 0.1
0 to 0.15