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EN AC-46200 Aluminum vs. N08926 Stainless Steel

EN AC-46200 aluminum belongs to the aluminum alloys classification, while N08926 stainless steel belongs to the iron alloys. There are 29 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-46200 aluminum and the bottom bar is N08926 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
200
Elongation at Break, % 1.1
40
Fatigue Strength, MPa 87
290
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 27
80
Tensile Strength: Ultimate (UTS), MPa 210
740
Tensile Strength: Yield (Proof), MPa 130
330

Thermal Properties

Latent Heat of Fusion, J/g 510
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 620
1460
Melting Onset (Solidus), °C 540
1410
Specific Heat Capacity, J/kg-K 880
460
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 22
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 88
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 10
33
Density, g/cm3 2.8
8.1
Embodied Carbon, kg CO2/kg material 7.7
6.2
Embodied Energy, MJ/kg 140
84
Embodied Water, L/kg 1060
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.0
240
Resilience: Unit (Modulus of Resilience), kJ/m3 110
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 21
25
Strength to Weight: Bending, points 28
22
Thermal Diffusivity, mm2/s 44
3.2
Thermal Shock Resistance, points 9.5
16

Alloy Composition

Aluminum (Al), % 82.6 to 90.3
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 2.0 to 3.5
0.5 to 1.5
Iron (Fe), % 0 to 0.8
41.7 to 50.4
Lead (Pb), % 0 to 0.25
0
Magnesium (Mg), % 0.050 to 0.55
0
Manganese (Mn), % 0.15 to 0.65
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0 to 0.35
24 to 26
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 7.5 to 9.5
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 1.2
0
Residuals, % 0 to 0.25
0