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EN-MC35110 Magnesium vs. EN 1.5502 Steel

EN-MC35110 magnesium belongs to the magnesium alloys classification, while EN 1.5502 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 EN-MC35110 magnesium and the bottom bar is EN 1.5502 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 63
120 to 160
Elastic (Young's, Tensile) Modulus, GPa 45
190
Elongation at Break, % 3.1
12 to 20
Fatigue Strength, MPa 110
190 to 290
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 18
73
Shear Strength, MPa 130
280 to 330
Tensile Strength: Ultimate (UTS), MPa 230
400 to 1380
Tensile Strength: Yield (Proof), MPa 150
270 to 440

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 140
400
Melting Completion (Liquidus), °C 600
1460
Melting Onset (Solidus), °C 520
1420
Specific Heat Capacity, J/kg-K 970
470
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 26
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 130
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 18
1.9
Density, g/cm3 1.9
7.8
Embodied Carbon, kg CO2/kg material 24
1.4
Embodied Energy, MJ/kg 170
19
Embodied Water, L/kg 940
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.3
41 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 260
200 to 520
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 63
24
Strength to Weight: Axial, points 34
14 to 49
Strength to Weight: Bending, points 44
15 to 35
Thermal Diffusivity, mm2/s 61
14
Thermal Shock Resistance, points 14
12 to 40

Alloy Composition


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Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0
0.15 to 0.2
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0 to 0.030
0 to 0.25
Iron (Fe), % 0 to 0.010
98 to 99.249
Magnesium (Mg), % 92 to 95.4
0
Manganese (Mn), % 0 to 0.15
0.6 to 0.9
Nickel (Ni), % 0 to 0.0050
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.010
0 to 0.3
Sulfur (S), % 0
0 to 0.025
Unspecified Rare Earths, % 0.75 to 1.8
0
Zinc (Zn), % 3.5 to 5.0
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0