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EN-MC65210 Magnesium vs. C90700 Bronze

EN-MC65210 magnesium belongs to the magnesium alloys classification, while C90700 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 C90700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
90
Elastic (Young's, Tensile) Modulus, GPa 44
110
Elongation at Break, % 2.8
12
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
40
Tensile Strength: Ultimate (UTS), MPa 270
330
Tensile Strength: Yield (Proof), MPa 200
180

Thermal Properties

Latent Heat of Fusion, J/g 340
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 610
1000
Melting Onset (Solidus), °C 540
830
Specific Heat Capacity, J/kg-K 970
370
Thermal Conductivity, W/m-K 110
71
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
10
Electrical Conductivity: Equal Weight (Specific), % IACS 110
10

Otherwise Unclassified Properties

Density, g/cm3 2.0
8.7
Embodied Carbon, kg CO2/kg material 27
3.7
Embodied Energy, MJ/kg 220
60

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
34
Resilience: Unit (Modulus of Resilience), kJ/m3 450
150
Stiffness to Weight: Axial, points 12
6.9
Stiffness to Weight: Bending, points 59
18
Strength to Weight: Axial, points 38
10
Strength to Weight: Bending, points 47
12
Thermal Diffusivity, mm2/s 58
22
Thermal Shock Resistance, points 17
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 0 to 0.030
88 to 90
Iron (Fe), % 0 to 0.010
0 to 0.15
Lead (Pb), % 0
0 to 0.5
Magnesium (Mg), % 92.6 to 95.6
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.0050
0 to 0.5
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.010
0 to 0.0050
Silver (Ag), % 2.0 to 3.0
0
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
10 to 12
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.5
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.6