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EN-MC65120 Magnesium vs. EN 1.4563 Stainless Steel

EN-MC65120 magnesium belongs to the magnesium alloys classification, while EN 1.4563 stainless steel belongs to the iron alloys. There are 31 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-MC65120 magnesium and the bottom bar is EN 1.4563 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
200
Elastic (Young's, Tensile) Modulus, GPa 45
200
Elongation at Break, % 3.1
40
Fatigue Strength, MPa 80
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 17
80
Shear Strength, MPa 92
420
Tensile Strength: Ultimate (UTS), MPa 160
620
Tensile Strength: Yield (Proof), MPa 110
250

Thermal Properties

Latent Heat of Fusion, J/g 330
310
Maximum Temperature: Mechanical, °C 180
1100
Melting Completion (Liquidus), °C 590
1420
Melting Onset (Solidus), °C 520
1370
Specific Heat Capacity, J/kg-K 970
470
Thermal Conductivity, W/m-K 100
12
Thermal Expansion, µm/m-K 26
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 120
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
36
Density, g/cm3 1.9
8.1
Embodied Carbon, kg CO2/kg material 25
6.3
Embodied Energy, MJ/kg 190
87
Embodied Water, L/kg 930
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
200
Resilience: Unit (Modulus of Resilience), kJ/m3 140
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
24
Strength to Weight: Axial, points 23
21
Strength to Weight: Bending, points 34
20
Thermal Diffusivity, mm2/s 56
3.2
Thermal Shock Resistance, points 9.8
13

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 0 to 0.030
0.7 to 1.5
Iron (Fe), % 0 to 0.010
31.6 to 40.3
Magnesium (Mg), % 91.8 to 95.1
0
Manganese (Mn), % 0 to 0.15
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 0.0050
30 to 32
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.010
0 to 0.7
Sulfur (S), % 0
0 to 0.010
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0