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EN-MC65210 Magnesium vs. C94700 Bronze

EN-MC65210 magnesium belongs to the magnesium alloys classification, while C94700 bronze belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, 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 C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
110
Elongation at Break, % 2.8
7.9 to 32
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
43
Tensile Strength: Ultimate (UTS), MPa 270
350 to 590
Tensile Strength: Yield (Proof), MPa 200
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 340
200
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 610
1030
Melting Onset (Solidus), °C 540
900
Specific Heat Capacity, J/kg-K 970
380
Thermal Conductivity, W/m-K 110
54
Thermal Expansion, µm/m-K 26
17

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 2.0
8.8
Embodied Carbon, kg CO2/kg material 27
3.5
Embodied Energy, MJ/kg 220
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 450
110 to 700
Stiffness to Weight: Axial, points 12
7.3
Stiffness to Weight: Bending, points 59
18
Strength to Weight: Axial, points 38
11 to 19
Strength to Weight: Bending, points 47
13 to 18
Thermal Diffusivity, mm2/s 58
16
Thermal Shock Resistance, points 17
12 to 21

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.15
Copper (Cu), % 0 to 0.030
85 to 90
Iron (Fe), % 0 to 0.010
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 92.6 to 95.6
0
Manganese (Mn), % 0 to 0.15
0 to 0.2
Nickel (Ni), % 0 to 0.0050
4.5 to 6.0
Phosphorus (P), % 0
0 to 0.050
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
4.5 to 6.0
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
1.0 to 2.5
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 1.3