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360.0 Aluminum vs. EN 1.6781 Steel

360.0 aluminum belongs to the aluminum alloys classification, while EN 1.6781 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, 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 360.0 aluminum and the bottom bar is EN 1.6781 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75
250
Elastic (Young's, Tensile) Modulus, GPa 72
190
Elongation at Break, % 2.5
17
Fatigue Strength, MPa 140
450
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
73
Tensile Strength: Ultimate (UTS), MPa 300
830
Tensile Strength: Yield (Proof), MPa 170
680

Thermal Properties

Latent Heat of Fusion, J/g 530
260
Maximum Temperature: Mechanical, °C 170
450
Melting Completion (Liquidus), °C 590
1460
Melting Onset (Solidus), °C 570
1420
Specific Heat Capacity, J/kg-K 900
470
Thermal Conductivity, W/m-K 130
44
Thermal Expansion, µm/m-K 21
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 110
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
5.0
Density, g/cm3 2.6
7.9
Embodied Carbon, kg CO2/kg material 7.8
1.9
Embodied Energy, MJ/kg 140
25
Embodied Water, L/kg 1070
60

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.4
130
Resilience: Unit (Modulus of Resilience), kJ/m3 200
1220
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 53
24
Strength to Weight: Axial, points 32
29
Strength to Weight: Bending, points 38
25
Thermal Diffusivity, mm2/s 55
12
Thermal Shock Resistance, points 14
24

Alloy Composition

Aluminum (Al), % 85.1 to 90.6
0
Carbon (C), % 0
0.15 to 0.19
Chromium (Cr), % 0
1.3 to 1.8
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 0 to 2.0
92.6 to 94.6
Magnesium (Mg), % 0.4 to 0.6
0
Manganese (Mn), % 0 to 0.35
0.55 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.6
Nickel (Ni), % 0 to 0.5
3.0 to 3.5
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 9.0 to 10
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.25
0