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5252 Aluminum vs. EN 1.1151 Steel

5252 aluminum belongs to the aluminum alloys classification, while EN 1.1151 steel belongs to the iron alloys. 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 5252 aluminum and the bottom bar is EN 1.1151 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 68 to 75
130 to 150
Elastic (Young's, Tensile) Modulus, GPa 68
190
Elongation at Break, % 4.5 to 11
21 to 26
Fatigue Strength, MPa 100 to 110
180 to 240
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 25
73
Shear Strength, MPa 140 to 160
300 to 330
Tensile Strength: Ultimate (UTS), MPa 230 to 290
460 to 520
Tensile Strength: Yield (Proof), MPa 170 to 240
240 to 340

Thermal Properties

Latent Heat of Fusion, J/g 400
250
Maximum Temperature: Mechanical, °C 180
400
Melting Completion (Liquidus), °C 650
1460
Melting Onset (Solidus), °C 610
1420
Specific Heat Capacity, J/kg-K 910
470
Thermal Conductivity, W/m-K 140
50
Thermal Expansion, µm/m-K 24
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 120
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
2.1
Density, g/cm3 2.7
7.8
Embodied Carbon, kg CO2/kg material 8.7
1.4
Embodied Energy, MJ/kg 160
19
Embodied Water, L/kg 1190
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 23
98 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 430
160 to 310
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
24
Strength to Weight: Axial, points 23 to 30
16 to 18
Strength to Weight: Bending, points 31 to 36
17 to 18
Thermal Diffusivity, mm2/s 57
13
Thermal Shock Resistance, points 10 to 13
15 to 16

Alloy Composition

Aluminum (Al), % 96.6 to 97.8
0
Carbon (C), % 0
0.17 to 0.24
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0 to 0.1
97.7 to 99.43
Magnesium (Mg), % 2.2 to 2.8
0
Manganese (Mn), % 0 to 0.1
0.4 to 0.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.080
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.050
0
Residuals, % 0 to 0.1
0