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5005 Aluminum vs. SAE-AISI 4161 Steel

5005 aluminum belongs to the aluminum alloys classification, while SAE-AISI 4161 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 5005 aluminum and the bottom bar is SAE-AISI 4161 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 28 to 64
200
Elastic (Young's, Tensile) Modulus, GPa 68
190
Elongation at Break, % 1.1 to 23
20
Fatigue Strength, MPa 38 to 86
290
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
73
Shear Strength, MPa 70 to 130
420
Tensile Strength: Ultimate (UTS), MPa 110 to 230
680
Tensile Strength: Yield (Proof), MPa 41 to 210
410

Thermal Properties

Latent Heat of Fusion, J/g 400
250
Maximum Temperature: Mechanical, °C 180
420
Melting Completion (Liquidus), °C 650
1460
Melting Onset (Solidus), °C 630
1410
Specific Heat Capacity, J/kg-K 900
470
Thermal Conductivity, W/m-K 200
43
Thermal Expansion, µm/m-K 24
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 52
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 170
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
2.5
Density, g/cm3 2.7
7.8
Embodied Carbon, kg CO2/kg material 8.3
1.5
Embodied Energy, MJ/kg 150
20
Embodied Water, L/kg 1190
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3 to 22
120
Resilience: Unit (Modulus of Resilience), kJ/m3 12 to 320
460
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 11 to 23
24
Strength to Weight: Bending, points 19 to 31
22
Thermal Diffusivity, mm2/s 82
12
Thermal Shock Resistance, points 4.9 to 10
22

Alloy Composition

Aluminum (Al), % 97 to 99.5
0
Carbon (C), % 0
0.56 to 0.64
Chromium (Cr), % 0 to 0.1
0.7 to 0.9
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 0 to 0.7
96.7 to 97.6
Magnesium (Mg), % 0.5 to 1.1
0
Manganese (Mn), % 0 to 0.2
0.75 to 1.0
Molybdenum (Mo), % 0
0.25 to 0.35
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.3
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.15
0