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EN-MC35110 Magnesium vs. EN 1.8891 Steel

EN-MC35110 magnesium belongs to the magnesium alloys classification, while EN 1.8891 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 1.8891 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 63
180
Elastic (Young's, Tensile) Modulus, GPa 45
190
Elongation at Break, % 3.1
19
Fatigue Strength, MPa 110
330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 18
73
Shear Strength, MPa 130
380
Tensile Strength: Ultimate (UTS), MPa 230
610
Tensile Strength: Yield (Proof), MPa 150
480

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
46
Thermal Expansion, µm/m-K 26
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 130
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.5
Density, g/cm3 1.9
7.8
Embodied Carbon, kg CO2/kg material 24
1.7
Embodied Energy, MJ/kg 170
24
Embodied Water, L/kg 940
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.3
110
Resilience: Unit (Modulus of Resilience), kJ/m3 260
630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 63
24
Strength to Weight: Axial, points 34
22
Strength to Weight: Bending, points 44
20
Thermal Diffusivity, mm2/s 61
12
Thermal Shock Resistance, points 14
18

Alloy Composition


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Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0
0 to 0.2
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0 to 0.030
0 to 0.7
Iron (Fe), % 0 to 0.010
95.2 to 99
Magnesium (Mg), % 92 to 95.4
0
Manganese (Mn), % 0 to 0.15
1.0 to 1.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.0050
0 to 0.8
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.025
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.010
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0
0 to 0.030
Unspecified Rare Earths, % 0.75 to 1.8
0
Vanadium (V), % 0
0 to 0.2
Zinc (Zn), % 3.5 to 5.0
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0