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EN-MC65120 Magnesium vs. CC382H Copper-nickel

EN-MC65120 magnesium belongs to the magnesium alloys classification, while CC382H copper-nickel belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 CC382H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
130
Elastic (Young's, Tensile) Modulus, GPa 45
140
Elongation at Break, % 3.1
20
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
53
Tensile Strength: Ultimate (UTS), MPa 160
490
Tensile Strength: Yield (Proof), MPa 110
290

Thermal Properties

Latent Heat of Fusion, J/g 330
240
Maximum Temperature: Mechanical, °C 180
260
Melting Completion (Liquidus), °C 590
1180
Melting Onset (Solidus), °C 520
1120
Specific Heat Capacity, J/kg-K 970
410
Thermal Conductivity, W/m-K 100
30
Thermal Expansion, µm/m-K 26
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 120
5.6

Otherwise Unclassified Properties

Base Metal Price, % relative 25
41
Density, g/cm3 1.9
8.9
Embodied Carbon, kg CO2/kg material 25
5.2
Embodied Energy, MJ/kg 190
76
Embodied Water, L/kg 930
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
85
Resilience: Unit (Modulus of Resilience), kJ/m3 140
290
Stiffness to Weight: Axial, points 13
8.8
Stiffness to Weight: Bending, points 62
20
Strength to Weight: Axial, points 23
15
Strength to Weight: Bending, points 34
16
Thermal Diffusivity, mm2/s 56
8.2
Thermal Shock Resistance, points 9.8
16

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Bismuth (Bi), % 0
0 to 0.0020
Boron (B), % 0
0 to 0.010
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
1.5 to 2.0
Copper (Cu), % 0 to 0.030
62.8 to 68.4
Iron (Fe), % 0 to 0.010
0.5 to 1.0
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 91.8 to 95.1
0 to 0.010
Manganese (Mn), % 0 to 0.15
0.5 to 1.0
Nickel (Ni), % 0 to 0.0050
29 to 32
Phosphorus (P), % 0
0 to 0.010
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.010
0.15 to 0.5
Sulfur (S), % 0
0 to 0.010
Tellurium (Te), % 0
0 to 0.0050
Titanium (Ti), % 0
0 to 0.25
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
0 to 0.2
Zirconium (Zr), % 0.4 to 1.0
0 to 0.15
Residuals, % 0 to 0.010
0