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852.0 Aluminum vs. ACI-ASTM CF8C Steel

852.0 aluminum belongs to the aluminum alloys classification, while ACI-ASTM CF8C steel belongs to the iron alloys. There are 30 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 ACI-ASTM CF8C steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 64
150
Elastic (Young's, Tensile) Modulus, GPa 70
200
Elongation at Break, % 3.4
40
Fatigue Strength, MPa 73
220
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
77
Tensile Strength: Ultimate (UTS), MPa 200
530
Tensile Strength: Yield (Proof), MPa 150
260

Thermal Properties

Latent Heat of Fusion, J/g 370
300
Maximum Temperature: Mechanical, °C 190
980
Melting Completion (Liquidus), °C 640
1420
Melting Onset (Solidus), °C 210
1430
Specific Heat Capacity, J/kg-K 840
480
Thermal Conductivity, W/m-K 180
16
Thermal Expansion, µm/m-K 23
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 130
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
19
Density, g/cm3 3.2
7.8
Embodied Carbon, kg CO2/kg material 8.5
3.7
Embodied Energy, MJ/kg 160
53
Embodied Water, L/kg 1150
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.2
180
Resilience: Unit (Modulus of Resilience), kJ/m3 160
170
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 43
25
Strength to Weight: Axial, points 17
19
Strength to Weight: Bending, points 24
19
Thermal Diffusivity, mm2/s 65
4.3
Thermal Shock Resistance, points 8.7
11

Alloy Composition

Aluminum (Al), % 86.6 to 91.3
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 1.7 to 2.3
0
Iron (Fe), % 0 to 0.7
61.8 to 73
Magnesium (Mg), % 0.6 to 0.9
0
Manganese (Mn), % 0 to 0.1
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0.9 to 1.5
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 5.5 to 7.0
0
Titanium (Ti), % 0 to 0.2
0
Residuals, % 0 to 0.3
0