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EN-MC65220 Magnesium vs. C91300 Bell Metal

EN-MC65220 magnesium belongs to the magnesium alloys classification, while C91300 bell metal belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, 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-MC65220 magnesium and the bottom bar is C91300 bell metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
100
Elongation at Break, % 2.2
0.5
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
38
Tensile Strength: Ultimate (UTS), MPa 270
240
Tensile Strength: Yield (Proof), MPa 200
210

Thermal Properties

Latent Heat of Fusion, J/g 340
180
Maximum Temperature: Mechanical, °C 160
150
Melting Completion (Liquidus), °C 610
890
Melting Onset (Solidus), °C 550
820
Specific Heat Capacity, J/kg-K 980
360
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 120
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 80
39
Density, g/cm3 1.9
8.6
Embodied Carbon, kg CO2/kg material 27
4.5
Embodied Energy, MJ/kg 210
74

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
1.1
Resilience: Unit (Modulus of Resilience), kJ/m3 450
210
Stiffness to Weight: Axial, points 13
6.6
Stiffness to Weight: Bending, points 62
18
Strength to Weight: Axial, points 40
7.8
Strength to Weight: Bending, points 49
10
Thermal Shock Resistance, points 17
9.3

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 0.050 to 0.1
79 to 82
Iron (Fe), % 0 to 0.010
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Magnesium (Mg), % 93.8 to 96.8
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), % 1.3 to 1.7
0
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
18 to 20
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.25
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.6