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EN-MC65220 Magnesium vs. C61000 Bronze

EN-MC65220 magnesium belongs to the magnesium alloys classification, while C61000 bronze belongs to the copper alloys. There are 28 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-MC65220 magnesium and the bottom bar is C61000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
110
Elongation at Break, % 2.2
29 to 50
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
42
Shear Strength, MPa 150
280 to 300
Tensile Strength: Ultimate (UTS), MPa 270
390 to 460
Tensile Strength: Yield (Proof), MPa 200
150 to 190

Thermal Properties

Latent Heat of Fusion, J/g 340
220
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 610
1040
Melting Onset (Solidus), °C 550
990
Specific Heat Capacity, J/kg-K 980
420
Thermal Conductivity, W/m-K 110
69
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
15
Electrical Conductivity: Equal Weight (Specific), % IACS 120
16

Otherwise Unclassified Properties

Base Metal Price, % relative 80
29
Density, g/cm3 1.9
8.5
Embodied Carbon, kg CO2/kg material 27
3.0
Embodied Energy, MJ/kg 210
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
110 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 450
100 to 160
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 62
19
Strength to Weight: Axial, points 40
13 to 15
Strength to Weight: Bending, points 49
14 to 16
Thermal Diffusivity, mm2/s 61
19
Thermal Shock Resistance, points 17
14 to 16

Alloy Composition


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Aluminum (Al), % 0
6.0 to 8.5
Copper (Cu), % 0.050 to 0.1
90.2 to 94
Iron (Fe), % 0 to 0.010
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 93.8 to 96.8
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.1
Silver (Ag), % 1.3 to 1.7
0
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.2
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5