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EN-MC32110 Magnesium vs. C93500 Bronze

EN-MC32110 magnesium belongs to the magnesium alloys classification, while C93500 bronze belongs to the copper alloys. There are 28 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-MC32110 magnesium and the bottom bar is C93500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 49
100
Elongation at Break, % 2.2
15
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 19
38
Tensile Strength: Ultimate (UTS), MPa 220
220
Tensile Strength: Yield (Proof), MPa 140
110

Thermal Properties

Latent Heat of Fusion, J/g 330
180
Maximum Temperature: Mechanical, °C 99
160
Melting Completion (Liquidus), °C 600
1000
Melting Onset (Solidus), °C 500
850
Specific Heat Capacity, J/kg-K 950
360
Thermal Conductivity, W/m-K 120
70
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
15
Electrical Conductivity: Equal Weight (Specific), % IACS 140
15

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 2.1
9.0
Embodied Carbon, kg CO2/kg material 22
3.0
Embodied Energy, MJ/kg 150
49
Embodied Water, L/kg 920
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
28
Resilience: Unit (Modulus of Resilience), kJ/m3 210
59
Stiffness to Weight: Axial, points 13
6.3
Stiffness to Weight: Bending, points 58
17
Strength to Weight: Axial, points 29
6.9
Strength to Weight: Bending, points 38
9.1
Thermal Diffusivity, mm2/s 58
22
Thermal Shock Resistance, points 12
8.5

Alloy Composition

Aluminum (Al), % 0 to 0.2
0 to 0.0050
Antimony (Sb), % 0
0 to 0.3
Copper (Cu), % 2.4 to 3.0
83 to 86
Iron (Fe), % 0 to 0.050
0 to 0.2
Lead (Pb), % 0
8.0 to 10
Magnesium (Mg), % 89.3 to 91.9
0
Manganese (Mn), % 0.25 to 0.75
0
Nickel (Ni), % 0 to 0.010
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.2
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.3 to 6.0
Zinc (Zn), % 5.5 to 6.5
0 to 2.0
Residuals, % 0
0 to 1.0