MakeItFrom.com
Menu (ESC)

EN-MC65220 Magnesium vs. S40930 Stainless Steel

EN-MC65220 magnesium belongs to the magnesium alloys classification, while S40930 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 S40930 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
160
Elastic (Young's, Tensile) Modulus, GPa 44
190
Elongation at Break, % 2.2
23
Fatigue Strength, MPa 110
130
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 17
75
Shear Strength, MPa 150
270
Tensile Strength: Ultimate (UTS), MPa 270
430
Tensile Strength: Yield (Proof), MPa 200
190

Thermal Properties

Latent Heat of Fusion, J/g 340
270
Maximum Temperature: Mechanical, °C 160
710
Melting Completion (Liquidus), °C 610
1450
Melting Onset (Solidus), °C 550
1410
Specific Heat Capacity, J/kg-K 980
480
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 26
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 120
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 80
8.5
Density, g/cm3 1.9
7.8
Embodied Carbon, kg CO2/kg material 27
2.3
Embodied Energy, MJ/kg 210
32

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
80
Resilience: Unit (Modulus of Resilience), kJ/m3 450
94
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
25
Strength to Weight: Axial, points 40
16
Strength to Weight: Bending, points 49
16
Thermal Diffusivity, mm2/s 61
6.7
Thermal Shock Resistance, points 17
16

Alloy Composition


Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 0.050 to 0.1
0
Iron (Fe), % 0 to 0.010
84.7 to 89.4
Magnesium (Mg), % 93.8 to 96.8
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Nickel (Ni), % 0 to 0.0050
0 to 0.5
Niobium (Nb), % 0
0.080 to 0.75
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.010
0 to 1.0
Silver (Ag), % 1.3 to 1.7
0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0.050 to 0.2
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