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EN-MC65210 Magnesium vs. C83400 Brass

EN-MC65210 magnesium belongs to the magnesium alloys classification, while C83400 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, 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-MC65210 magnesium and the bottom bar is C83400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
110
Elongation at Break, % 2.8
30
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
42
Tensile Strength: Ultimate (UTS), MPa 270
240
Tensile Strength: Yield (Proof), MPa 200
69

Thermal Properties

Latent Heat of Fusion, J/g 340
200
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 610
1040
Melting Onset (Solidus), °C 540
1020
Specific Heat Capacity, J/kg-K 970
380
Thermal Conductivity, W/m-K 110
190
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
44
Electrical Conductivity: Equal Weight (Specific), % IACS 110
46

Otherwise Unclassified Properties

Density, g/cm3 2.0
8.7
Embodied Carbon, kg CO2/kg material 27
2.7
Embodied Energy, MJ/kg 220
43

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
55
Resilience: Unit (Modulus of Resilience), kJ/m3 450
21
Stiffness to Weight: Axial, points 12
7.2
Stiffness to Weight: Bending, points 59
19
Strength to Weight: Axial, points 38
7.7
Strength to Weight: Bending, points 47
9.9
Thermal Diffusivity, mm2/s 58
57
Thermal Shock Resistance, points 17
8.4

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 0 to 0.030
88 to 92
Iron (Fe), % 0 to 0.010
0 to 0.25
Lead (Pb), % 0
0 to 0.5
Magnesium (Mg), % 92.6 to 95.6
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.0050
0 to 1.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.010
0 to 0.0050
Silver (Ag), % 2.0 to 3.0
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
0 to 0.2
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
8.0 to 12
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.7