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852.0 Aluminum vs. S41425 Stainless Steel

852.0 aluminum belongs to the aluminum alloys classification, while S41425 stainless steel belongs to the iron alloys. There are 31 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 852.0 aluminum and the bottom bar is S41425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 64
280
Elastic (Young's, Tensile) Modulus, GPa 70
200
Elongation at Break, % 3.4
17
Fatigue Strength, MPa 73
450
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
77
Shear Strength, MPa 130
570
Tensile Strength: Ultimate (UTS), MPa 200
920
Tensile Strength: Yield (Proof), MPa 150
750

Thermal Properties

Latent Heat of Fusion, J/g 370
280
Maximum Temperature: Mechanical, °C 190
810
Melting Completion (Liquidus), °C 640
1450
Melting Onset (Solidus), °C 210
1410
Specific Heat Capacity, J/kg-K 840
470
Thermal Conductivity, W/m-K 180
16
Thermal Expansion, µm/m-K 23
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 130
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 15
13
Density, g/cm3 3.2
7.9
Embodied Carbon, kg CO2/kg material 8.5
2.9
Embodied Energy, MJ/kg 160
40
Embodied Water, L/kg 1150
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.2
150
Resilience: Unit (Modulus of Resilience), kJ/m3 160
1420
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 43
25
Strength to Weight: Axial, points 17
33
Strength to Weight: Bending, points 24
27
Thermal Diffusivity, mm2/s 65
4.4
Thermal Shock Resistance, points 8.7
33

Alloy Composition

Aluminum (Al), % 86.6 to 91.3
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
12 to 15
Copper (Cu), % 1.7 to 2.3
0 to 0.3
Iron (Fe), % 0 to 0.7
74 to 81.9
Magnesium (Mg), % 0.6 to 0.9
0
Manganese (Mn), % 0 to 0.1
0.5 to 1.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0.9 to 1.5
4.0 to 7.0
Nitrogen (N), % 0
0.060 to 0.12
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 5.5 to 7.0
0
Titanium (Ti), % 0 to 0.2
0
Residuals, % 0 to 0.3
0