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N08367 Stainless Steel vs. EN AC-45100 Aluminum

N08367 stainless steel belongs to the iron alloys classification, while EN AC-45100 aluminum belongs to the aluminum 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 N08367 stainless steel and the bottom bar is EN AC-45100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
97 to 130
Elastic (Young's, Tensile) Modulus, GPa 210
72
Elongation at Break, % 34
1.0 to 2.8
Fatigue Strength, MPa 280
82 to 99
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 80
27
Tensile Strength: Ultimate (UTS), MPa 740
300 to 360
Tensile Strength: Yield (Proof), MPa 350
210 to 320

Thermal Properties

Latent Heat of Fusion, J/g 310
470
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1460
630
Melting Onset (Solidus), °C 1410
550
Specific Heat Capacity, J/kg-K 460
890
Thermal Conductivity, W/m-K 12
140
Thermal Expansion, µm/m-K 15
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
30
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
95

Otherwise Unclassified Properties

Base Metal Price, % relative 33
10
Density, g/cm3 8.1
2.8
Embodied Carbon, kg CO2/kg material 6.2
7.9
Embodied Energy, MJ/kg 84
150
Embodied Water, L/kg 200
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
3.5 to 7.6
Resilience: Unit (Modulus of Resilience), kJ/m3 290
290 to 710
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
49
Strength to Weight: Axial, points 25
30 to 35
Strength to Weight: Bending, points 22
35 to 39
Thermal Diffusivity, mm2/s 3.2
54
Thermal Shock Resistance, points 17
14 to 16

Alloy Composition

Aluminum (Al), % 0
88 to 92.8
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0 to 0.75
2.6 to 3.6
Iron (Fe), % 41.4 to 50.3
0 to 0.6
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0
0.15 to 0.45
Manganese (Mn), % 0 to 2.0
0 to 0.55
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 23.5 to 25.5
0 to 0.1
Nitrogen (N), % 0.18 to 0.25
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
4.5 to 6.0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15