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EN-MC65210 Magnesium vs. C95520 Bronze

EN-MC65210 magnesium belongs to the magnesium alloys classification, while C95520 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, 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-MC65210 magnesium and the bottom bar is C95520 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
280
Elastic (Young's, Tensile) Modulus, GPa 44
120
Elongation at Break, % 2.8
2.6
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
44
Tensile Strength: Ultimate (UTS), MPa 270
970
Tensile Strength: Yield (Proof), MPa 200
530

Thermal Properties

Latent Heat of Fusion, J/g 340
240
Maximum Temperature: Mechanical, °C 170
240
Melting Completion (Liquidus), °C 610
1070
Melting Onset (Solidus), °C 540
1020
Specific Heat Capacity, J/kg-K 970
450
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
11
Electrical Conductivity: Equal Weight (Specific), % IACS 110
12

Otherwise Unclassified Properties

Density, g/cm3 2.0
8.2
Embodied Carbon, kg CO2/kg material 27
3.6
Embodied Energy, MJ/kg 220
58

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
21
Resilience: Unit (Modulus of Resilience), kJ/m3 450
1210
Stiffness to Weight: Axial, points 12
8.0
Stiffness to Weight: Bending, points 59
20
Strength to Weight: Axial, points 38
33
Strength to Weight: Bending, points 47
27
Thermal Diffusivity, mm2/s 58
11
Thermal Shock Resistance, points 17
33

Alloy Composition

Aluminum (Al), % 0
10.5 to 11.5
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0 to 0.030
74.5 to 81.3
Iron (Fe), % 0 to 0.010
4.0 to 5.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 92.6 to 95.6
0
Manganese (Mn), % 0 to 0.15
0 to 1.5
Nickel (Ni), % 0 to 0.0050
4.2 to 6.0
Silicon (Si), % 0 to 0.010
0 to 0.15
Silver (Ag), % 2.0 to 3.0
0
Tin (Sn), % 0
0 to 0.25
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.3
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5