EN-MC32110 Magnesium vs. S66286 Stainless Steel
EN-MC32110 magnesium belongs to the magnesium alloys classification, while S66286 stainless 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-MC32110 magnesium and the bottom bar is S66286 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 49 | |
| 190 |
| Elongation at Break, % | 2.2 | |
| 17 to 40 |
| Fatigue Strength, MPa | 80 | |
| 240 to 410 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 19 | |
| 75 |
| Shear Strength, MPa | 120 | |
| 420 to 630 |
| Tensile Strength: Ultimate (UTS), MPa | 220 | |
| 620 to 1020 |
| Tensile Strength: Yield (Proof), MPa | 140 | |
| 280 to 670 |
Thermal Properties
| Latent Heat of Fusion, J/g | 330 | |
| 300 |
| Maximum Temperature: Mechanical, °C | 99 | |
| 920 |
| Melting Completion (Liquidus), °C | 600 | |
| 1430 |
| Melting Onset (Solidus), °C | 500 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 950 | |
| 470 |
| Thermal Conductivity, W/m-K | 120 | |
| 15 |
| Thermal Expansion, µm/m-K | 26 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 32 | |
| 1.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 140 | |
| 2.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 26 |
| Density, g/cm3 | 2.1 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 22 | |
| 6.0 |
| Embodied Energy, MJ/kg | 150 | |
| 87 |
| Embodied Water, L/kg | 920 | |
| 170 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.3 | |
| 150 to 200 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 | |
| 190 to 1150 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 58 | |
| 24 |
| Strength to Weight: Axial, points | 29 | |
| 22 to 36 |
| Strength to Weight: Bending, points | 38 | |
| 20 to 28 |
| Thermal Diffusivity, mm2/s | 58 | |
| 4.0 |
| Thermal Shock Resistance, points | 12 | |
| 13 to 22 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.2 | |
| 0 to 0.35 |
| Boron (B), % | 0 | |
| 0.0010 to 0.010 |
| Carbon (C), % | 0 | |
| 0 to 0.080 |
| Chromium (Cr), % | 0 | |
| 13.5 to 16 |
| Copper (Cu), % | 2.4 to 3.0 | |
| 0 |
| Iron (Fe), % | 0 to 0.050 | |
| 49.1 to 59.5 |
| Magnesium (Mg), % | 89.3 to 91.9 | |
| 0 |
| Manganese (Mn), % | 0.25 to 0.75 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 1.0 to 1.5 |
| Nickel (Ni), % | 0 to 0.010 | |
| 24 to 27 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Titanium (Ti), % | 0 | |
| 1.9 to 2.4 |
| Vanadium (V), % | 0 | |
| 0.1 to 0.5 |
| Zinc (Zn), % | 5.5 to 6.5 | |
| 0 |
| Residuals, % | 0 to 0.010 | |
| 0 |