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CR019A Copper vs. EN-MC65120 Magnesium

CR019A copper belongs to the copper alloys classification, while EN-MC65120 magnesium belongs to the magnesium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 CR019A copper and the bottom bar is EN-MC65120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
45
Elongation at Break, % 15
3.1
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
17
Tensile Strength: Ultimate (UTS), MPa 220
160
Tensile Strength: Yield (Proof), MPa 130
110

Thermal Properties

Latent Heat of Fusion, J/g 210
330
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1090
590
Melting Onset (Solidus), °C 1040
520
Specific Heat Capacity, J/kg-K 390
970
Thermal Conductivity, W/m-K 390
100
Thermal Expansion, µm/m-K 17
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
25
Electrical Conductivity: Equal Weight (Specific), % IACS 100
120

Otherwise Unclassified Properties

Base Metal Price, % relative 35
25
Density, g/cm3 9.0
1.9
Embodied Carbon, kg CO2/kg material 2.7
25
Embodied Energy, MJ/kg 42
190
Embodied Water, L/kg 390
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 76
140
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
62
Strength to Weight: Axial, points 6.8
23
Strength to Weight: Bending, points 9.0
34
Thermal Diffusivity, mm2/s 110
56
Thermal Shock Resistance, points 7.8
9.8

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.874 to 99.92
0 to 0.030
Iron (Fe), % 0
0 to 0.010
Magnesium (Mg), % 0
91.8 to 95.1
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0
0 to 0.010
Silver (Ag), % 0.080 to 0.12
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0
2.0 to 3.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010