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EN-MC65120 Magnesium vs. C74500 Nickel Silver

EN-MC65120 magnesium belongs to the magnesium alloys classification, while C74500 nickel silver belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 C74500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
120
Elongation at Break, % 3.1
3.0 to 24
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 17
44
Shear Strength, MPa 92
310 to 380
Tensile Strength: Ultimate (UTS), MPa 160
390 to 700
Tensile Strength: Yield (Proof), MPa 110
380 to 600

Thermal Properties

Latent Heat of Fusion, J/g 330
190
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 590
1020
Melting Onset (Solidus), °C 520
970
Specific Heat Capacity, J/kg-K 970
390
Thermal Conductivity, W/m-K 100
45
Thermal Expansion, µm/m-K 26
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 120
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 1.9
8.3
Embodied Carbon, kg CO2/kg material 25
3.4
Embodied Energy, MJ/kg 190
54
Embodied Water, L/kg 930
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
12 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 140
620 to 1540
Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 62
19
Strength to Weight: Axial, points 23
13 to 23
Strength to Weight: Bending, points 34
14 to 21
Thermal Diffusivity, mm2/s 56
14
Thermal Shock Resistance, points 9.8
13 to 23

Alloy Composition


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Copper (Cu), % 0 to 0.030
63.5 to 66.5
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
9.0 to 11
Silicon (Si), % 0 to 0.010
0
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
21.2 to 27.5
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5