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EN 1.8873 Steel vs. EN-MC95310 Magnesium

EN 1.8873 steel belongs to the iron alloys classification, while EN-MC95310 magnesium belongs to the magnesium 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 1.8873 steel and the bottom bar is EN-MC95310 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
85
Elastic (Young's, Tensile) Modulus, GPa 190
45
Elongation at Break, % 19
2.2
Fatigue Strength, MPa 340
110
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
17
Shear Strength, MPa 410
160
Tensile Strength: Ultimate (UTS), MPa 660
280
Tensile Strength: Yield (Proof), MPa 490
190

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 420
170
Melting Completion (Liquidus), °C 1460
650
Melting Onset (Solidus), °C 1420
540
Specific Heat Capacity, J/kg-K 470
960
Thermal Conductivity, W/m-K 39
51
Thermal Expansion, µm/m-K 13
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
50

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2
34
Density, g/cm3 7.9
1.9
Embodied Carbon, kg CO2/kg material 1.8
29
Embodied Energy, MJ/kg 24
260
Embodied Water, L/kg 52
900

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
5.6
Resilience: Unit (Modulus of Resilience), kJ/m3 650
420
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
61
Strength to Weight: Axial, points 23
40
Strength to Weight: Bending, points 21
49
Thermal Diffusivity, mm2/s 10
28
Thermal Shock Resistance, points 19
18

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.18
0
Chromium (Cr), % 0 to 1.0
0
Copper (Cu), % 0 to 0.3
0 to 0.030
Iron (Fe), % 93.6 to 100
0 to 0.010
Lithium (Li), % 0
0 to 0.2
Magnesium (Mg), % 0
88.9 to 93.4
Manganese (Mn), % 0 to 1.7
0 to 0.15
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 0 to 1.5
0 to 0.0050
Niobium (Nb), % 0 to 0.050
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.6
0 to 0.010
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0 to 0.050
0
Unspecified Rare Earths, % 0
1.5 to 4.0
Vanadium (V), % 0 to 0.080
0
Yttrium (Y), % 0
4.8 to 5.5
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0 to 0.15
0.4 to 1.0
Residuals, % 0
0 to 0.010