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EN-MC21310 Magnesium vs. C92200 Bronze

EN-MC21310 magnesium belongs to the magnesium alloys classification, while C92200 bronze belongs to the copper 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-MC21310 magnesium and the bottom bar is C92200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
110
Elongation at Break, % 9.0
25
Fatigue Strength, MPa 86
76
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
41
Tensile Strength: Ultimate (UTS), MPa 200
280
Tensile Strength: Yield (Proof), MPa 120
140

Thermal Properties

Latent Heat of Fusion, J/g 360
190
Maximum Temperature: Mechanical, °C 100
170
Melting Completion (Liquidus), °C 600
990
Melting Onset (Solidus), °C 560
830
Specific Heat Capacity, J/kg-K 1000
370
Thermal Conductivity, W/m-K 89
70
Thermal Expansion, µm/m-K 26
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
14
Electrical Conductivity: Equal Weight (Specific), % IACS 120
14

Otherwise Unclassified Properties

Base Metal Price, % relative 12
32
Density, g/cm3 1.6
8.7
Embodied Carbon, kg CO2/kg material 23
3.2
Embodied Energy, MJ/kg 160
52
Embodied Water, L/kg 970
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
58
Resilience: Unit (Modulus of Resilience), kJ/m3 160
87
Stiffness to Weight: Axial, points 15
6.9
Stiffness to Weight: Bending, points 73
18
Strength to Weight: Axial, points 34
8.9
Strength to Weight: Bending, points 47
11
Thermal Diffusivity, mm2/s 55
21
Thermal Shock Resistance, points 12
9.9

Alloy Composition


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Aluminum (Al), % 1.8 to 2.6
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 0 to 0.010
86 to 90
Iron (Fe), % 0 to 0.0050
0 to 0.25
Lead (Pb), % 0
1.0 to 2.0
Magnesium (Mg), % 95.2 to 97.4
0
Manganese (Mn), % 0.1 to 0.7
0
Nickel (Ni), % 0 to 0.0020
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0.7 to 1.2
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
5.5 to 6.5
Zinc (Zn), % 0 to 0.2
3.0 to 5.0
Residuals, % 0 to 0.010
0 to 0.7