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EN-MC21310 Magnesium vs. C63200 Bronze

EN-MC21310 magnesium belongs to the magnesium alloys classification, while C63200 bronze belongs to the copper alloys. There are 29 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-MC21310 magnesium and the bottom bar is C63200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
120
Elongation at Break, % 9.0
17 to 18
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
44
Shear Strength, MPa 120
390 to 440
Tensile Strength: Ultimate (UTS), MPa 200
640 to 710
Tensile Strength: Yield (Proof), MPa 120
310 to 350

Thermal Properties

Latent Heat of Fusion, J/g 360
230
Maximum Temperature: Mechanical, °C 100
230
Melting Completion (Liquidus), °C 600
1060
Melting Onset (Solidus), °C 560
1040
Specific Heat Capacity, J/kg-K 1000
440
Thermal Conductivity, W/m-K 89
35
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 120
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
29
Density, g/cm3 1.6
8.3
Embodied Carbon, kg CO2/kg material 23
3.4
Embodied Energy, MJ/kg 160
55
Embodied Water, L/kg 970
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
95 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 160
400 to 510
Stiffness to Weight: Axial, points 15
7.9
Stiffness to Weight: Bending, points 73
20
Strength to Weight: Axial, points 34
21 to 24
Strength to Weight: Bending, points 47
20 to 21
Thermal Diffusivity, mm2/s 55
9.6
Thermal Shock Resistance, points 12
22 to 24

Alloy Composition


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Aluminum (Al), % 1.8 to 2.6
8.7 to 9.5
Copper (Cu), % 0 to 0.010
78.8 to 82.6
Iron (Fe), % 0 to 0.0050
3.5 to 4.3
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 95.2 to 97.4
0
Manganese (Mn), % 0.1 to 0.7
1.2 to 2.0
Nickel (Ni), % 0 to 0.0020
4.0 to 4.8
Silicon (Si), % 0.7 to 1.2
0 to 0.1
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.010
0 to 0.5