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EN-MC35110 Magnesium vs. EN 1.5113 Steel

EN-MC35110 magnesium belongs to the magnesium alloys classification, while EN 1.5113 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 EN-MC35110 magnesium and the bottom bar is EN 1.5113 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 63
170 to 270
Elastic (Young's, Tensile) Modulus, GPa 45
190
Elongation at Break, % 3.1
11 to 18
Fatigue Strength, MPa 110
220 to 470
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 18
72
Shear Strength, MPa 130
360 to 540
Tensile Strength: Ultimate (UTS), MPa 230
580 to 900
Tensile Strength: Yield (Proof), MPa 150
320 to 770

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Maximum Temperature: Mechanical, °C 140
400
Melting Completion (Liquidus), °C 600
1450
Melting Onset (Solidus), °C 520
1410
Specific Heat Capacity, J/kg-K 970
480
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 26
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 130
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.0
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
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.3
91 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 260
270 to 1570
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 63
24
Strength to Weight: Axial, points 34
21 to 32
Strength to Weight: Bending, points 44
20 to 27
Thermal Diffusivity, mm2/s 61
14
Thermal Shock Resistance, points 14
17 to 26

Alloy Composition


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Carbon (C), % 0
0 to 0.1
Copper (Cu), % 0 to 0.030
0
Iron (Fe), % 0 to 0.010
97 to 97.5
Magnesium (Mg), % 92 to 95.4
0
Manganese (Mn), % 0 to 0.15
1.6 to 1.8
Nickel (Ni), % 0 to 0.0050
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.010
0.9 to 1.1
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