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EN-MC32110 Magnesium vs. N08028 Stainless Steel

EN-MC32110 magnesium belongs to the magnesium alloys classification, while N08028 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, 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-MC32110 magnesium and the bottom bar is N08028 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
180
Elastic (Young's, Tensile) Modulus, GPa 49
200
Elongation at Break, % 2.2
45
Fatigue Strength, MPa 80
220
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 19
80
Shear Strength, MPa 120
400
Tensile Strength: Ultimate (UTS), MPa 220
570
Tensile Strength: Yield (Proof), MPa 140
240

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Maximum Temperature: Mechanical, °C 99
1100
Melting Completion (Liquidus), °C 600
1420
Melting Onset (Solidus), °C 500
1370
Specific Heat Capacity, J/kg-K 950
470
Thermal Conductivity, W/m-K 120
12
Thermal Expansion, µm/m-K 26
16

Otherwise Unclassified Properties

Base Metal Price, % relative 13
37
Density, g/cm3 2.1
8.1
Embodied Carbon, kg CO2/kg material 22
6.4
Embodied Energy, MJ/kg 150
89
Embodied Water, L/kg 920
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
210
Resilience: Unit (Modulus of Resilience), kJ/m3 210
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 58
24
Strength to Weight: Axial, points 29
19
Strength to Weight: Bending, points 38
19
Thermal Diffusivity, mm2/s 58
3.2
Thermal Shock Resistance, points 12
12

Alloy Composition


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Aluminum (Al), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 2.4 to 3.0
0.6 to 1.4
Iron (Fe), % 0 to 0.050
29 to 40.4
Magnesium (Mg), % 89.3 to 91.9
0
Manganese (Mn), % 0.25 to 0.75
0 to 2.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 0.010
30 to 34
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 5.5 to 6.5
0
Residuals, % 0 to 0.010
0