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EN-MC65220 Magnesium vs. EN 1.0034 Steel

EN-MC65220 magnesium belongs to the magnesium alloys classification, while EN 1.0034 steel belongs to the iron alloys. There are 30 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-MC65220 magnesium and the bottom bar is EN 1.0034 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
97 to 110
Elastic (Young's, Tensile) Modulus, GPa 44
190
Elongation at Break, % 2.2
9.0 to 32
Fatigue Strength, MPa 110
140 to 170
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 17
73
Shear Strength, MPa 150
220 to 230
Tensile Strength: Ultimate (UTS), MPa 270
340 to 380
Tensile Strength: Yield (Proof), MPa 200
180 to 280

Thermal Properties

Latent Heat of Fusion, J/g 340
250
Maximum Temperature: Mechanical, °C 160
400
Melting Completion (Liquidus), °C 610
1460
Melting Onset (Solidus), °C 550
1420
Specific Heat Capacity, J/kg-K 980
470
Thermal Conductivity, W/m-K 110
53
Thermal Expansion, µm/m-K 26
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 120
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 80
1.8
Density, g/cm3 1.9
7.9
Embodied Carbon, kg CO2/kg material 27
1.4
Embodied Energy, MJ/kg 210
18

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
31 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 450
84 to 210
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 62
24
Strength to Weight: Axial, points 40
12 to 13
Strength to Weight: Bending, points 49
14 to 15
Thermal Diffusivity, mm2/s 61
14
Thermal Shock Resistance, points 17
11 to 12

Alloy Composition


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Carbon (C), % 0
0 to 0.15
Copper (Cu), % 0.050 to 0.1
0
Iron (Fe), % 0 to 0.010
98.7 to 100
Magnesium (Mg), % 93.8 to 96.8
0
Manganese (Mn), % 0 to 0.15
0 to 0.7
Nickel (Ni), % 0 to 0.0050
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.010
0 to 0.35
Silver (Ag), % 1.3 to 1.7
0
Sulfur (S), % 0
0 to 0.045
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0