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EN-MC65120 Magnesium vs. C76400 Nickel Silver

EN-MC65120 magnesium belongs to the magnesium alloys classification, while C76400 nickel silver belongs to the copper alloys. There are 24 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-MC65120 magnesium and the bottom bar is C76400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
120
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 17
46
Tensile Strength: Ultimate (UTS), MPa 160
590 to 610

Thermal Properties

Latent Heat of Fusion, J/g 330
200
Maximum Temperature: Mechanical, °C 180
190
Melting Completion (Liquidus), °C 590
990
Melting Onset (Solidus), °C 520
950
Specific Heat Capacity, J/kg-K 970
400
Thermal Conductivity, W/m-K 100
31
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 120
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 25
32
Density, g/cm3 1.9
8.4
Embodied Carbon, kg CO2/kg material 25
4.1
Embodied Energy, MJ/kg 190
63
Embodied Water, L/kg 930
300

Common Calculations

Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 62
20
Strength to Weight: Axial, points 23
19 to 20
Strength to Weight: Bending, points 34
18 to 19
Thermal Diffusivity, mm2/s 56
9.3
Thermal Shock Resistance, points 9.8
19 to 20

Alloy Composition


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Copper (Cu), % 0 to 0.030
58.5 to 61.5
Iron (Fe), % 0 to 0.010
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 91.8 to 95.1
0
Manganese (Mn), % 0 to 0.15
0 to 0.5
Nickel (Ni), % 0 to 0.0050
16.5 to 19.5
Silicon (Si), % 0 to 0.010
0
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
17.7 to 25
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5