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EN-MC21310 Magnesium vs. C91300 Bell Metal

EN-MC21310 magnesium belongs to the magnesium alloys classification, while C91300 bell metal belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, 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-MC21310 magnesium and the bottom bar is C91300 bell metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
100
Elongation at Break, % 9.0
0.5
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
38
Tensile Strength: Ultimate (UTS), MPa 200
240
Tensile Strength: Yield (Proof), MPa 120
210

Thermal Properties

Latent Heat of Fusion, J/g 360
180
Maximum Temperature: Mechanical, °C 100
150
Melting Completion (Liquidus), °C 600
890
Melting Onset (Solidus), °C 560
820
Specific Heat Capacity, J/kg-K 1000
360
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 120
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
39
Density, g/cm3 1.6
8.6
Embodied Carbon, kg CO2/kg material 23
4.5
Embodied Energy, MJ/kg 160
74
Embodied Water, L/kg 970
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
1.1
Resilience: Unit (Modulus of Resilience), kJ/m3 160
210
Stiffness to Weight: Axial, points 15
6.6
Stiffness to Weight: Bending, points 73
18
Strength to Weight: Axial, points 34
7.8
Strength to Weight: Bending, points 47
10
Thermal Shock Resistance, points 12
9.3

Alloy Composition


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Aluminum (Al), % 1.8 to 2.6
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 0 to 0.010
79 to 82
Iron (Fe), % 0 to 0.0050
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Magnesium (Mg), % 95.2 to 97.4
0
Manganese (Mn), % 0.1 to 0.7
0
Nickel (Ni), % 0 to 0.0020
0 to 0.5
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0.7 to 1.2
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
18 to 20
Zinc (Zn), % 0 to 0.2
0 to 0.25
Residuals, % 0 to 0.010
0 to 0.6