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EN-MC21310 Magnesium vs. C64200 Bronze

EN-MC21310 magnesium belongs to the magnesium alloys classification, while C64200 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 C64200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
110
Elongation at Break, % 9.0
14 to 35
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
42
Shear Strength, MPa 120
330 to 390
Tensile Strength: Ultimate (UTS), MPa 200
540 to 640
Tensile Strength: Yield (Proof), MPa 120
230 to 320

Thermal Properties

Latent Heat of Fusion, J/g 360
250
Maximum Temperature: Mechanical, °C 100
210
Melting Completion (Liquidus), °C 600
1000
Melting Onset (Solidus), °C 560
980
Specific Heat Capacity, J/kg-K 1000
430
Thermal Conductivity, W/m-K 89
45
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 120
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
29
Density, g/cm3 1.6
8.3
Embodied Carbon, kg CO2/kg material 23
3.0
Embodied Energy, MJ/kg 160
50
Embodied Water, L/kg 970
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
73 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 160
240 to 470
Stiffness to Weight: Axial, points 15
7.5
Stiffness to Weight: Bending, points 73
19
Strength to Weight: Axial, points 34
18 to 21
Strength to Weight: Bending, points 47
18 to 20
Thermal Diffusivity, mm2/s 55
13
Thermal Shock Resistance, points 12
20 to 23

Alloy Composition


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Aluminum (Al), % 1.8 to 2.6
6.3 to 7.6
Arsenic (As), % 0
0 to 0.15
Copper (Cu), % 0 to 0.010
88.2 to 92.2
Iron (Fe), % 0 to 0.0050
0 to 0.3
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 95.2 to 97.4
0
Manganese (Mn), % 0.1 to 0.7
0 to 0.1
Nickel (Ni), % 0 to 0.0020
0 to 0.25
Silicon (Si), % 0.7 to 1.2
1.5 to 2.2
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.2
0 to 0.5
Residuals, % 0 to 0.010
0 to 0.5