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EN-MC21310 Magnesium vs. C95200 Bronze

EN-MC21310 magnesium belongs to the magnesium alloys classification, while C95200 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 C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
120
Elastic (Young's, Tensile) Modulus, GPa 45
110
Elongation at Break, % 9.0
29
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
42
Tensile Strength: Ultimate (UTS), MPa 200
520
Tensile Strength: Yield (Proof), MPa 120
190

Thermal Properties

Latent Heat of Fusion, J/g 360
230
Maximum Temperature: Mechanical, °C 100
220
Melting Completion (Liquidus), °C 600
1050
Melting Onset (Solidus), °C 560
1040
Specific Heat Capacity, J/kg-K 1000
430
Thermal Conductivity, W/m-K 89
50
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
11
Electrical Conductivity: Equal Weight (Specific), % IACS 120
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
28
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
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
170
Stiffness to Weight: Axial, points 15
7.6
Stiffness to Weight: Bending, points 73
19
Strength to Weight: Axial, points 34
17
Strength to Weight: Bending, points 47
17
Thermal Diffusivity, mm2/s 55
14
Thermal Shock Resistance, points 12
19

Alloy Composition


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Aluminum (Al), % 1.8 to 2.6
8.5 to 9.5
Copper (Cu), % 0 to 0.010
86 to 89
Iron (Fe), % 0 to 0.0050
2.5 to 4.0
Magnesium (Mg), % 95.2 to 97.4
0
Manganese (Mn), % 0.1 to 0.7
0
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0.7 to 1.2
0
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.010
0 to 1.0