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380.0 Aluminum vs. EN 1.1191 Steel

380.0 aluminum belongs to the aluminum alloys classification, while EN 1.1191 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, 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 380.0 aluminum and the bottom bar is EN 1.1191 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
180 to 200
Elastic (Young's, Tensile) Modulus, GPa 74
190
Elongation at Break, % 3.0
16 to 17
Fatigue Strength, MPa 140
210 to 290
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
72
Shear Strength, MPa 190
380 to 430
Tensile Strength: Ultimate (UTS), MPa 320
630 to 700
Tensile Strength: Yield (Proof), MPa 160
310 to 440

Thermal Properties

Latent Heat of Fusion, J/g 510
250
Maximum Temperature: Mechanical, °C 170
400
Melting Completion (Liquidus), °C 590
1460
Melting Onset (Solidus), °C 540
1420
Specific Heat Capacity, J/kg-K 870
470
Thermal Conductivity, W/m-K 100
48
Thermal Expansion, µm/m-K 22
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 83
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.1
Density, g/cm3 2.9
7.8
Embodied Carbon, kg CO2/kg material 7.5
1.4
Embodied Energy, MJ/kg 140
19
Embodied Water, L/kg 1040
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.0
83 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 170
260 to 510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 48
24
Strength to Weight: Axial, points 31
22 to 25
Strength to Weight: Bending, points 36
21 to 22
Thermal Diffusivity, mm2/s 40
13
Thermal Shock Resistance, points 14
20 to 22

Alloy Composition

Aluminum (Al), % 79.6 to 89.5
0
Carbon (C), % 0
0.42 to 0.5
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 0 to 2.0
97.3 to 99.08
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0.5 to 0.8
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.5
0 to 0.4
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 7.5 to 9.5
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Tin (Sn), % 0 to 0.35
0
Zinc (Zn), % 0 to 3.0
0
Residuals, % 0 to 0.5
0