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EN-MC95310 Magnesium vs. EN 1.7365 Steel

EN-MC95310 magnesium belongs to the magnesium alloys classification, while EN 1.7365 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, 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-MC95310 magnesium and the bottom bar is EN 1.7365 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
210
Elastic (Young's, Tensile) Modulus, GPa 45
190
Elongation at Break, % 2.2
18
Fatigue Strength, MPa 110
320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 17
74
Tensile Strength: Ultimate (UTS), MPa 280
700
Tensile Strength: Yield (Proof), MPa 190
470

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Maximum Temperature: Mechanical, °C 170
510
Melting Completion (Liquidus), °C 650
1460
Melting Onset (Solidus), °C 540
1420
Specific Heat Capacity, J/kg-K 960
470
Thermal Conductivity, W/m-K 51
40
Thermal Expansion, µm/m-K 25
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 50
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 34
4.4
Density, g/cm3 1.9
7.8
Embodied Carbon, kg CO2/kg material 29
1.8
Embodied Energy, MJ/kg 260
24
Embodied Water, L/kg 900
70

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.6
110
Resilience: Unit (Modulus of Resilience), kJ/m3 420
580
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 61
25
Strength to Weight: Axial, points 40
25
Strength to Weight: Bending, points 49
22
Thermal Diffusivity, mm2/s 28
11
Thermal Shock Resistance, points 18
20

Alloy Composition


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Carbon (C), % 0
0.12 to 0.19
Chromium (Cr), % 0
4.0 to 6.0
Copper (Cu), % 0 to 0.030
0 to 0.3
Iron (Fe), % 0 to 0.010
91.2 to 94.9
Lithium (Li), % 0 to 0.2
0
Magnesium (Mg), % 88.9 to 93.4
0
Manganese (Mn), % 0 to 0.15
0.5 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 0 to 0.0050
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.010
0 to 0.8
Sulfur (S), % 0
0 to 0.025
Unspecified Rare Earths, % 1.5 to 4.0
0
Vanadium (V), % 0
0 to 0.050
Yttrium (Y), % 4.8 to 5.5
0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0