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EN AC-46600 Aluminum vs. N08811 Stainless Steel

EN AC-46600 aluminum belongs to the aluminum alloys classification, while N08811 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, 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 N08811 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
200
Elongation at Break, % 1.1
33
Fatigue Strength, MPa 75
150
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 27
77
Tensile Strength: Ultimate (UTS), MPa 180
510
Tensile Strength: Yield (Proof), MPa 110
190

Thermal Properties

Latent Heat of Fusion, J/g 490
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 620
1390
Melting Onset (Solidus), °C 560
1360
Specific Heat Capacity, J/kg-K 890
480
Thermal Conductivity, W/m-K 130
12
Thermal Expansion, µm/m-K 22
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 94
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 10
30
Density, g/cm3 2.8
8.0
Embodied Carbon, kg CO2/kg material 7.8
5.3
Embodied Energy, MJ/kg 150
76
Embodied Water, L/kg 1080
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.7
130
Resilience: Unit (Modulus of Resilience), kJ/m3 81
94
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 18
18
Strength to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 51
3.0
Thermal Shock Resistance, points 8.1
13

Alloy Composition

Aluminum (Al), % 85.6 to 92.4
0.15 to 0.6
Carbon (C), % 0
0.060 to 0.1
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 1.5 to 2.5
0 to 0.75
Iron (Fe), % 0 to 0.8
39.5 to 50.6
Lead (Pb), % 0 to 0.25
0
Magnesium (Mg), % 0 to 0.35
0
Manganese (Mn), % 0.15 to 0.65
0 to 1.5
Nickel (Ni), % 0 to 0.35
30 to 35
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 6.0 to 8.0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
0.15 to 0.6
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.15
0