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EN-MC95310 Magnesium vs. C86700 Bronze

EN-MC95310 magnesium belongs to the magnesium alloys classification, while C86700 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-MC95310 magnesium and the bottom bar is C86700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
110
Elongation at Break, % 2.2
17
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 17
41
Tensile Strength: Ultimate (UTS), MPa 280
630
Tensile Strength: Yield (Proof), MPa 190
250

Thermal Properties

Latent Heat of Fusion, J/g 330
180
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 650
880
Melting Onset (Solidus), °C 540
860
Specific Heat Capacity, J/kg-K 960
400
Thermal Conductivity, W/m-K 51
89
Thermal Expansion, µm/m-K 25
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
17
Electrical Conductivity: Equal Weight (Specific), % IACS 50
19

Otherwise Unclassified Properties

Base Metal Price, % relative 34
23
Density, g/cm3 1.9
7.9
Embodied Carbon, kg CO2/kg material 29
2.9
Embodied Energy, MJ/kg 260
49
Embodied Water, L/kg 900
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.6
86
Resilience: Unit (Modulus of Resilience), kJ/m3 420
290
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 61
20
Strength to Weight: Axial, points 40
22
Strength to Weight: Bending, points 49
21
Thermal Diffusivity, mm2/s 28
28
Thermal Shock Resistance, points 18
21

Alloy Composition


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Aluminum (Al), % 0
1.0 to 3.0
Copper (Cu), % 0 to 0.030
55 to 60
Iron (Fe), % 0 to 0.010
1.0 to 3.0
Lead (Pb), % 0
0.5 to 1.5
Lithium (Li), % 0 to 0.2
0
Magnesium (Mg), % 88.9 to 93.4
0
Manganese (Mn), % 0 to 0.15
1.0 to 3.5
Nickel (Ni), % 0 to 0.0050
0 to 1.0
Silicon (Si), % 0 to 0.010
0
Tin (Sn), % 0
0 to 1.5
Unspecified Rare Earths, % 1.5 to 4.0
0
Yttrium (Y), % 4.8 to 5.5
0
Zinc (Zn), % 0 to 0.2
30 to 38
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 1.0