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EN AC-46600 Aluminum vs. S35140 Stainless Steel

EN AC-46600 aluminum belongs to the aluminum alloys classification, while S35140 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 EN AC-46600 aluminum and the bottom bar is S35140 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 77
210
Elastic (Young's, Tensile) Modulus, GPa 72
200
Elongation at Break, % 1.1
34
Fatigue Strength, MPa 75
250
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 27
78
Tensile Strength: Ultimate (UTS), MPa 180
690
Tensile Strength: Yield (Proof), MPa 110
310

Thermal Properties

Latent Heat of Fusion, J/g 490
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 620
1420
Melting Onset (Solidus), °C 560
1370
Specific Heat Capacity, J/kg-K 890
470
Thermal Conductivity, W/m-K 130
14
Thermal Expansion, µm/m-K 22
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 94
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 10
31
Density, g/cm3 2.8
8.0
Embodied Carbon, kg CO2/kg material 7.8
5.5
Embodied Energy, MJ/kg 150
78
Embodied Water, L/kg 1080
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.7
190
Resilience: Unit (Modulus of Resilience), kJ/m3 81
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 25
22
Thermal Diffusivity, mm2/s 51
3.7
Thermal Shock Resistance, points 8.1
16

Alloy Composition

Aluminum (Al), % 85.6 to 92.4
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 0 to 0.8
44.1 to 52.7
Lead (Pb), % 0 to 0.25
0
Magnesium (Mg), % 0 to 0.35
0
Manganese (Mn), % 0.15 to 0.65
1.0 to 3.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0 to 0.35
25 to 27
Niobium (Nb), % 0
0.25 to 0.75
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 6.0 to 8.0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.15
0