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EN-MC21210 Magnesium vs. CC484K Bronze

EN-MC21210 magnesium belongs to the magnesium alloys classification, while CC484K 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-MC21210 magnesium and the bottom bar is CC484K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 48
100
Elastic (Young's, Tensile) Modulus, GPa 44
110
Elongation at Break, % 14
11
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
41
Tensile Strength: Ultimate (UTS), MPa 190
330
Tensile Strength: Yield (Proof), MPa 90
200

Thermal Properties

Latent Heat of Fusion, J/g 350
190
Maximum Temperature: Mechanical, °C 100
170
Melting Completion (Liquidus), °C 600
1000
Melting Onset (Solidus), °C 570
870
Specific Heat Capacity, J/kg-K 1000
370
Thermal Conductivity, W/m-K 120
70
Thermal Expansion, µm/m-K 27
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
9.1
Electrical Conductivity: Equal Weight (Specific), % IACS 130
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
37
Density, g/cm3 1.6
8.7
Embodied Carbon, kg CO2/kg material 24
3.9
Embodied Energy, MJ/kg 160
64
Embodied Water, L/kg 980
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
32
Resilience: Unit (Modulus of Resilience), kJ/m3 92
180
Stiffness to Weight: Axial, points 15
6.9
Stiffness to Weight: Bending, points 72
18
Strength to Weight: Axial, points 32
10
Strength to Weight: Bending, points 44
12
Thermal Diffusivity, mm2/s 76
22
Thermal Shock Resistance, points 11
12

Alloy Composition


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Aluminum (Al), % 1.6 to 2.6
0 to 0.010
Antimony (Sb), % 0
0 to 0.1
Copper (Cu), % 0 to 0.010
84.5 to 87.5
Iron (Fe), % 0 to 0.0050
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Magnesium (Mg), % 96.3 to 98.3
0
Manganese (Mn), % 0.1 to 0.7
0 to 0.2
Nickel (Ni), % 0 to 0.0020
1.5 to 2.5
Phosphorus (P), % 0
0.050 to 0.4
Silicon (Si), % 0 to 0.1
0 to 0.010
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
11 to 13
Zinc (Zn), % 0 to 0.2
0 to 0.4
Residuals, % 0 to 0.010
0