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EN-MC65210 Magnesium vs. C93700 Bronze

EN-MC65210 magnesium belongs to the magnesium alloys classification, while C93700 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (8, 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 C93700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
99
Elongation at Break, % 2.8
20
Fatigue Strength, MPa 110
90
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 17
37
Tensile Strength: Ultimate (UTS), MPa 270
240
Tensile Strength: Yield (Proof), MPa 200
130

Thermal Properties

Latent Heat of Fusion, J/g 340
170
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 610
930
Melting Onset (Solidus), °C 540
760
Specific Heat Capacity, J/kg-K 970
350
Thermal Conductivity, W/m-K 110
47
Thermal Expansion, µm/m-K 26
19

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
8.9
Embodied Carbon, kg CO2/kg material 27
3.5
Embodied Energy, MJ/kg 220
57

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
40
Resilience: Unit (Modulus of Resilience), kJ/m3 450
79
Stiffness to Weight: Axial, points 12
6.2
Stiffness to Weight: Bending, points 59
17
Strength to Weight: Axial, points 38
7.5
Strength to Weight: Bending, points 47
9.6
Thermal Diffusivity, mm2/s 58
15
Thermal Shock Resistance, points 17
9.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 0 to 0.030
78 to 82
Iron (Fe), % 0 to 0.010
0 to 0.15
Lead (Pb), % 0
8.0 to 11
Magnesium (Mg), % 92.6 to 95.6
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.0050
0 to 1.0
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 0.080
Tin (Sn), % 0
9.0 to 11
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.8
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 1.0