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EN AC-46500 Aluminum vs. N08367 Stainless Steel

EN AC-46500 aluminum belongs to the aluminum alloys classification, while N08367 stainless steel belongs to the iron alloys. There are 30 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-46500 aluminum and the bottom bar is N08367 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
210
Elastic (Young's, Tensile) Modulus, GPa 74
210
Elongation at Break, % 1.0
34
Fatigue Strength, MPa 110
280
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 28
80
Tensile Strength: Ultimate (UTS), MPa 270
740
Tensile Strength: Yield (Proof), MPa 160
350

Thermal Properties

Latent Heat of Fusion, J/g 520
310
Maximum Temperature: Mechanical, °C 180
1100
Melting Completion (Liquidus), °C 610
1460
Melting Onset (Solidus), °C 520
1410
Specific Heat Capacity, J/kg-K 880
460
Thermal Conductivity, W/m-K 100
12
Thermal Expansion, µm/m-K 21
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 81
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 10
33
Density, g/cm3 2.9
8.1
Embodied Carbon, kg CO2/kg material 7.6
6.2
Embodied Energy, MJ/kg 140
84
Embodied Water, L/kg 1030
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
210
Resilience: Unit (Modulus of Resilience), kJ/m3 170
290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
24
Strength to Weight: Axial, points 26
25
Strength to Weight: Bending, points 32
22
Thermal Diffusivity, mm2/s 41
3.2
Thermal Shock Resistance, points 12
17

Alloy Composition

Aluminum (Al), % 77.9 to 90
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0 to 0.15
20 to 22
Copper (Cu), % 2.0 to 4.0
0 to 0.75
Iron (Fe), % 0 to 1.3
41.4 to 50.3
Lead (Pb), % 0 to 0.35
0
Magnesium (Mg), % 0.050 to 0.55
0
Manganese (Mn), % 0 to 0.55
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0 to 0.55
23.5 to 25.5
Nitrogen (N), % 0
0.18 to 0.25
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 8.0 to 11
0 to 1.0
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 3.0
0
Residuals, % 0 to 0.25
0