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852.0 Aluminum vs. S20910 Stainless Steel

852.0 aluminum belongs to the aluminum alloys classification, while S20910 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, 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 S20910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 64
230 to 290
Elastic (Young's, Tensile) Modulus, GPa 70
200
Elongation at Break, % 3.4
14 to 39
Fatigue Strength, MPa 73
310 to 460
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
79
Shear Strength, MPa 130
500 to 570
Tensile Strength: Ultimate (UTS), MPa 200
780 to 940
Tensile Strength: Yield (Proof), MPa 150
430 to 810

Thermal Properties

Latent Heat of Fusion, J/g 370
300
Maximum Temperature: Mechanical, °C 190
1080
Melting Completion (Liquidus), °C 640
1420
Melting Onset (Solidus), °C 210
1380
Specific Heat Capacity, J/kg-K 840
480
Thermal Conductivity, W/m-K 180
13
Thermal Expansion, µm/m-K 23
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
22
Density, g/cm3 3.2
7.8
Embodied Carbon, kg CO2/kg material 8.5
4.8
Embodied Energy, MJ/kg 160
68
Embodied Water, L/kg 1150
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.2
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 160
460 to 1640
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 43
25
Strength to Weight: Axial, points 17
28 to 33
Strength to Weight: Bending, points 24
24 to 27
Thermal Diffusivity, mm2/s 65
3.6
Thermal Shock Resistance, points 8.7
17 to 21

Alloy Composition

Aluminum (Al), % 86.6 to 91.3
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
20.5 to 23.5
Copper (Cu), % 1.7 to 2.3
0
Iron (Fe), % 0 to 0.7
52.1 to 62.1
Magnesium (Mg), % 0.6 to 0.9
0
Manganese (Mn), % 0 to 0.1
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 0.9 to 1.5
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 5.5 to 7.0
0
Titanium (Ti), % 0 to 0.2
0
Vanadium (V), % 0
0.1 to 0.3
Residuals, % 0 to 0.3
0