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EN-MC65120 Magnesium vs. C73500 Nickel Silver

EN-MC65120 magnesium belongs to the magnesium alloys classification, while C73500 nickel silver belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, 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 C73500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
130
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
47
Tensile Strength: Ultimate (UTS), MPa 160
380 to 580

Thermal Properties

Latent Heat of Fusion, J/g 330
210
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 590
1140
Melting Onset (Solidus), °C 520
1090
Specific Heat Capacity, J/kg-K 970
400
Thermal Conductivity, W/m-K 100
36
Thermal Expansion, µm/m-K 26
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 120
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 25
35
Density, g/cm3 1.9
8.7
Embodied Carbon, kg CO2/kg material 25
4.0
Embodied Energy, MJ/kg 190
61
Embodied Water, L/kg 930
300

Common Calculations

Stiffness to Weight: Axial, points 13
8.0
Stiffness to Weight: Bending, points 62
19
Strength to Weight: Axial, points 23
12 to 19
Strength to Weight: Bending, points 34
13 to 18
Thermal Diffusivity, mm2/s 56
10
Thermal Shock Resistance, points 9.8
13 to 19

Alloy Composition


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Copper (Cu), % 0 to 0.030
70.5 to 73.5
Iron (Fe), % 0 to 0.010
0 to 0.25
Lead (Pb), % 0
0 to 0.1
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
5.7 to 13
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5