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EN-MC65210 Magnesium vs. S35135 Stainless Steel

EN-MC65210 magnesium belongs to the magnesium alloys classification, while S35135 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, 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-MC65210 magnesium and the bottom bar is S35135 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
200
Elongation at Break, % 2.8
34
Fatigue Strength, MPa 110
180
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 17
79
Shear Strength, MPa 150
390
Tensile Strength: Ultimate (UTS), MPa 270
590
Tensile Strength: Yield (Proof), MPa 200
230

Thermal Properties

Latent Heat of Fusion, J/g 340
320
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 610
1430
Melting Onset (Solidus), °C 540
1380
Specific Heat Capacity, J/kg-K 970
470
Thermal Expansion, µm/m-K 26
16

Otherwise Unclassified Properties

Density, g/cm3 2.0
8.1
Embodied Carbon, kg CO2/kg material 27
6.8
Embodied Energy, MJ/kg 220
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
160
Resilience: Unit (Modulus of Resilience), kJ/m3 450
130
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 59
24
Strength to Weight: Axial, points 38
20
Strength to Weight: Bending, points 47
19
Thermal Shock Resistance, points 17
13

Alloy Composition


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Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
20 to 25
Copper (Cu), % 0 to 0.030
0 to 0.75
Iron (Fe), % 0 to 0.010
28.3 to 45
Magnesium (Mg), % 92.6 to 95.6
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Molybdenum (Mo), % 0
4.0 to 4.8
Nickel (Ni), % 0 to 0.0050
30 to 38
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.010
0.6 to 1.0
Silver (Ag), % 2.0 to 3.0
0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.4 to 1.0
Unspecified Rare Earths, % 2.0 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