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CC766S Brass vs. EN-MC65210 Magnesium

CC766S brass belongs to the copper alloys classification, while EN-MC65210 magnesium belongs to the magnesium alloys. There are 27 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 CC766S brass and the bottom bar is EN-MC65210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
80
Elastic (Young's, Tensile) Modulus, GPa 110
44
Elongation at Break, % 28
2.8
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
17
Tensile Strength: Ultimate (UTS), MPa 500
270
Tensile Strength: Yield (Proof), MPa 190
200

Thermal Properties

Latent Heat of Fusion, J/g 180
340
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 840
610
Melting Onset (Solidus), °C 800
540
Specific Heat Capacity, J/kg-K 390
970
Thermal Conductivity, W/m-K 89
110
Thermal Expansion, µm/m-K 20
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
25
Electrical Conductivity: Equal Weight (Specific), % IACS 36
110

Otherwise Unclassified Properties

Density, g/cm3 8.0
2.0
Embodied Carbon, kg CO2/kg material 2.8
27
Embodied Energy, MJ/kg 48
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 180
450
Stiffness to Weight: Axial, points 7.3
12
Stiffness to Weight: Bending, points 20
59
Strength to Weight: Axial, points 17
38
Strength to Weight: Bending, points 18
47
Thermal Diffusivity, mm2/s 28
58
Thermal Shock Resistance, points 17
17

Alloy Composition

Aluminum (Al), % 0.3 to 1.8
0
Antimony (Sb), % 0 to 0.1
0
Copper (Cu), % 58 to 64
0 to 0.030
Iron (Fe), % 0 to 0.5
0 to 0.010
Lead (Pb), % 0 to 0.5
0
Magnesium (Mg), % 0
92.6 to 95.6
Manganese (Mn), % 0 to 0.5
0 to 0.15
Nickel (Ni), % 0 to 2.0
0 to 0.0050
Silicon (Si), % 0 to 0.6
0 to 0.010
Silver (Ag), % 0
2.0 to 3.0
Tin (Sn), % 0 to 0.5
0
Unspecified Rare Earths, % 0
2.0 to 3.0
Zinc (Zn), % 29.5 to 41.7
0 to 0.2
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010